Apparatus and instruments for measuring and checking (supervision); monitoring apparatus and instruments; apparatus and instruments for condition monitoring; apparatus and instruments for monitoring fluid; magnetic apparatus and instruments; apparatus and instruments for magnetic filtration; magnetic filters; power flushing filters (magnetic); testing apparatus and instruments; water testing apparatus and instruments; water monitoring apparatus and instruments; apparatus and instruments for testing central heating water; apparatus and instruments for monitoring central heating water; parts and fittings for all of the aforesaid goods.

Apparatus and installations for heating and water supply; central heating apparatus and installations; filters being parts of household or industrial installations; magnetic filters being parts of household or industrial installations; non-magnetic filters being parts of household or industrial installations; power flushing filters being parts of household or industrial installations; filters being parts of central heating apparatus and installations; magnetic filters being parts of central heating apparatus and installations; non-magnetic filters being parts of central heating apparatus and installations; power flushing filters being parts of central heating apparatus and installations; filters being for use in central heating systems; magnetic filters being for use in central heating systems; non-magnetic filters being for use in central heating systems; power flushing filters being for use in central heating systems; water filtration apparatus and installations; water filtration apparatus and installations for central heating apparatus and installations; portable filtration units (other than machines); parts and fittings for all of the aforesaid goods.

Central heating apparatus and installations.

Apparatus and instruments for measuring and checking (supervision); monitoring apparatus and instruments; apparatus and instruments for condition monitoring; apparatus and instruments for monitoring fluid; magnetic apparatus and instruments; apparatus and instruments for magnetic filtration; magnetic filters; power flushing filters (magnetic); testing apparatus and instruments; water testing apparatus and instruments; water monitoring apparatus and instruments; apparatus and instruments for testing central heating water; apparatus and instruments for monitoring central heating water; parts and fittings for all of the aforesaid goods.

Apparatus and installations for heating and water supply; central heating apparatus and installations; filters being parts of household or industrial installations; magnetic filters being parts of household or industrial installations; non-magnetic filters being parts of household or industrial installations; power flushing filters being parts of household or industrial installations; filters being parts of central heating apparatus and installations; magnetic filters being parts of central heating apparatus and installations; non-magnetic filters being parts of central heating apparatus and installations; power flushing filters being parts of central heating apparatus and installations; filters being for use in central heating systems; magnetic filters being for use in central heating systems; non-magnetic filters being for use in central heating systems; power flushing filters being for use in central heating systems; water filtration apparatus and installations; water filtration apparatus and installations for central heating apparatus and installations; portable filtration units (other than machines); parts and fittings for all of the aforesaid goods.

Apparatus and instruments for monitoring, measuring and checking (supervision); monitoring apparatus and instruments; apparatus and instruments for condition monitoring; apparatus and instruments for monitoring fluid; magnetic apparatus and instruments; apparatus and instruments for magnetic filtration; smart filters; magnetic filters; smart magnetic filters; power flushing filters (magnetic); smart power flushing filters (magnetic); testing apparatus and instruments; water testing apparatus and instruments; water monitoring apparatus and instruments; apparatus and instruments for testing and monitoring central heating water; apparatus and instruments for testing and monitoring water in central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; electric control apparatus, systems, devices and installations; programmable control apparatus, systems, devices and installations; remote control apparatus, systems, devices and installations; remote control apparatus, systems, devices and installations for use with heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; remote monitoring apparatus, systems, devices and installations; remote monitoring apparatus, systems, devices and installations for use with heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; temperature and energy control apparatus; thermostats; thermostat control apparatus; thermal sensors for use in thermostats; thermal controls; boiler control apparatus; communications controllers; computer software; computer software for monitoring; computer software for heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; computer software for the control and monitoring of heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; computer software for monitoring, testing and recording the efficiency, performance and consumption of central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; interactive computer software accessible electronically, via computers or mobile telephones; computer software applications; mobile phone applications; mobile applications; meters; smart meters; electrical meters; apparatus, equipment and instruments for measuring the efficiency, performance and consumption of heating apparatus, systems, devices and installations; sensors; detectors; parts and fittings for all of the aforesaid goods.

Apparatus and installations for heating and water supply; central heating apparatus and installations; smart filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart filters being parts of central heating apparatus and installations; filters being parts of central heating apparatus and installations; smart magnetic filters being parts of central heating apparatus and installations; magnetic filters being parts of central heating apparatus and installations; smart non-magnetic filters being parts of central heating apparatus and installations; non-magnetic filters being parts of central heating apparatus and installations; smart power flushing filters being parts of central heating apparatus and installations; power flushing filters being parts of central heating apparatus and installations; smart filters being for use in central heating systems; filters being for use in central heating systems; smart magnetic filters being for use in central heating systems; magnetic filters being for use in central heating systems; smart non-magnetic filters being for use in central heating systems; non-magnetic filters being for use in central heating systems; smart power flushing filters being for use in central heating systems; power flushing filters being for use in central heating systems; water filtration apparatus and installations for heating, central heating, water storage, water supply and cooling; water filtration apparatus and installations for central heating apparatus and installations; water treatment apparatus for water purification and water softening; water treatment apparatus for water purification and water softening for domestic use; water treatment apparatus for water purification and water softening for central heating apparatus and installations; water treatment filters; portable filtration units (other than machines); temperature sensors (thermostatic valves) for heating apparatus; parts and fittings for all of the aforesaid goods. .

Central heating apparatus and installations; apparatus for use in maintenance of central heating apparatus and installations.

Apparatus and instruments for monitoring, measuring and checking (supervision); monitoring apparatus and instruments; apparatus and instruments for condition monitoring; apparatus and instruments for monitoring fluid; magnetic apparatus and instruments; apparatus and instruments for magnetic filtration; smart filters; magnetic filters; smart magnetic filters; power flushing filters (magnetic); smart power flushing filters (magnetic); testing apparatus and instruments; water testing apparatus and instruments; water monitoring apparatus and instruments; apparatus and instruments for testing and monitoring central heating water; apparatus and instruments for testing and monitoring water in central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; electric control apparatus, systems, devices and installations; programmable control apparatus, systems, devices and installations; remote control apparatus, systems, devices and installations; remote control apparatus, systems, devices and installations for use with heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; remote monitoring apparatus, systems, devices and installations; remote monitoring apparatus, systems, devices and installations for use with heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; temperature and energy control apparatus; thermostats; thermostat control apparatus; thermal sensors for use in thermostats; thermal controls; boiler control apparatus; communications controllers; computer software; computer software for monitoring; computer software for heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; computer software for the control and monitoring of heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; computer software for monitoring, testing and recording the efficiency, performance and consumption of central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; interactive computer software accessible electronically, via computers or mobile telephones; computer software applications; mobile phone applications; mobile applications; meters; smart meters; electrical meters; apparatus, equipment and instruments for measuring the efficiency, performance and consumption of heating apparatus, systems, devices and installations; sensors; detectors; parts and fittings for all of the aforesaid goods.

Apparatus and installations for heating and water supply; central heating apparatus and installations; smart filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart filters being parts of central heating apparatus and installations; filters being parts of central heating apparatus and installations; smart magnetic filters being parts of central heating apparatus and installations; magnetic filters being parts of central heating apparatus and installations; smart non-magnetic filters being parts of central heating apparatus and installations; non-magnetic filters being parts of central heating apparatus and installations; smart power flushing filters being parts of central heating apparatus and installations; power flushing filters being parts of central heating apparatus and installations; smart filters being for use in central heating systems; filters being for use in central heating systems; smart magnetic filters being for use in central heating systems; magnetic filters being for use in central heating systems; smart non-magnetic filters being for use in central heating systems; non-magnetic filters being for use in central heating systems; smart power flushing filters being for use in central heating systems; power flushing filters being for use in central heating systems; water filtration apparatus and installations for heating, central heating, water storage, water supply and cooling; water filtration apparatus and installations for central heating apparatus and installations; water treatment apparatus for water purification and water softening; water treatment apparatus for water purification and water softening for domestic use; water treatment apparatus for water purification and water softening for central heating apparatus and installations; water treatment filters; portable filtration units (other than machines); temperature sensors (thermostatic valves) for heating apparatus; parts and fittings for all of the aforesaid goods. .

Apparatus and instruments for monitoring, measuring and checking (supervision); apparatus and instruments for condition monitoring; apparatus and instruments for monitoring fluid; apparatus and instruments for magnetic filtration; magnetic filters; smart magnetic filters; power flushing filters (magnetic); smart power flushing filters (magnetic); testing apparatus and instruments; water testing apparatus and instruments; water monitoring apparatus and instruments; apparatus and instruments for testing and monitoring water in central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus, equipment and instruments for measuring the efficiency, performance and consumption of heating apparatus, systems, devices and installations; parts and fittings for all of the aforesaid goods.

Apparatus and installations for heating and water supply; central heating apparatus and installations; smart filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart filters being parts of central heating apparatus and installations; filters being parts of central heating apparatus and installations; smart magnetic filters being parts of central heating apparatus and installations; magnetic filters being parts of central heating apparatus and installations; smart non-magnetic filters being parts of central heating apparatus and installations; non-magnetic filters being parts of central heating apparatus and installations; smart power flushing filters being parts of central heating apparatus and installations; power flushing filters being parts of central heating apparatus and installations; smart filters being for use in central heating systems; filters being for use in central heating systems; smart magnetic filters being for use in central heating systems; magnetic filters being for use in central heating systems; smart non-magnetic filters being for use in central heating systems; non-magnetic filters being for use in central heating systems; smart power flushing filters being for use in central heating systems; power flushing filters being for use in central heating systems; water filtration apparatus and installations for heating, central heating, water storage, water supply and cooling; water filtration apparatus and installations for central heating apparatus and installations; water treatment apparatus for water purification and water softening; water treatment apparatus for water purification and water softening for domestic use; water treatment apparatus for water purification and water softening for central heating apparatus and installations; water treatment filters; portable filtration units (other than machines); temperature sensors (thermostatic valves) for heating apparatus; parts and fittings for all of the aforesaid goods .

Apparatus and instruments for monitoring, measuring and checking (supervision); apparatus and instruments for condition monitoring; apparatus and instruments for monitoring fluid; apparatus and instruments for magnetic filtration; magnetic filters; smart magnetic filters; power flushing filters (magnetic); smart power flushing filters (magnetic); testing apparatus and instruments; water testing apparatus and instruments; water monitoring apparatus and instruments; apparatus and instruments for testing and monitoring water in central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus, equipment and instruments for measuring the efficiency, performance and consumption of heating apparatus, systems, devices and installations; parts and fittings for all of the aforesaid goods.

Apparatus and installations for heating and water supply; central heating apparatus and installations; smart filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart filters being parts of central heating apparatus and installations; filters being parts of central heating apparatus and installations; smart magnetic filters being parts of central heating apparatus and installations; magnetic filters being parts of central heating apparatus and installations; smart non-magnetic filters being parts of central heating apparatus and installations; non-magnetic filters being parts of central heating apparatus and installations; smart power flushing filters being parts of central heating apparatus and installations; power flushing filters being parts of central heating apparatus and installations; smart filters being for use in central heating systems; filters being for use in central heating systems; smart magnetic filters being for use in central heating systems; magnetic filters being for use in central heating systems; smart non-magnetic filters being for use in central heating systems; non-magnetic filters being for use in central heating systems; smart power flushing filters being for use in central heating systems; power flushing filters being for use in central heating systems; water filtration apparatus and installations for heating, central heating, water storage, water supply and cooling; water filtration apparatus and installations for central heating apparatus and installations; water treatment apparatus for water purification and water softening; water treatment apparatus for water purification and water softening for domestic use; water treatment apparatus for water purification and water softening for central heating apparatus and installations; water treatment filters; portable filtration units (other than machines); temperature sensors (thermostatic valves) for heating apparatus; parts and fittings for all of the aforesaid goods.

Apparatus and instruments for monitoring, measuring and checking (supervision); apparatus and instruments for condition monitoring; apparatus and instruments for monitoring fluid; apparatus and instruments for magnetic filtration; magnetic filters; smart magnetic filters; power flushing filters (magnetic); smart power flushing filters (magnetic); testing apparatus and instruments; water testing apparatus and instruments; water monitoring apparatus and instruments; apparatus and instruments for testing and monitoring water in central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus, equipment and instruments for measuring the efficiency, performance and consumption of heating apparatus, systems, devices and installations; parts and fittings for all of the aforesaid goods.

Apparatus and installations for heating and water supply; central heating apparatus and installations; smart filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart filters being parts of central heating apparatus and installations; filters being parts of central heating apparatus and installations; smart magnetic filters being parts of central heating apparatus and installations; magnetic filters being parts of central heating apparatus and installations; smart non-magnetic filters being parts of central heating apparatus and installations; non-magnetic filters being parts of central heating apparatus and installations; smart power flushing filters being parts of central heating apparatus and installations; power flushing filters being parts of central heating apparatus and installations; smart filters being for use in central heating systems; filters being for use in central heating systems; smart magnetic filters being for use in central heating systems; magnetic filters being for use in central heating systems; smart non-magnetic filters being for use in central heating systems; non-magnetic filters being for use in central heating systems; smart power flushing filters being for use in central heating systems; power flushing filters being for use in central heating systems; water filtration apparatus and installations for heating, central heating, water storage, water supply and cooling; water filtration apparatus and installations for central heating apparatus and installations; water treatment apparatus for water purification and water softening; water treatment apparatus for water purification and water softening for domestic use; water treatment apparatus for water purification and water softening for central heating apparatus and installations; water treatment filters; portable filtration units (other than machines); temperature sensors (thermostatic valves) for heating apparatus; parts and fittings for all of the aforesaid goods.

Apparatus and instruments for monitoring, measuring and checking (supervision); apparatus and instruments for condition monitoring; apparatus and instruments for monitoring fluid; apparatus and instruments for magnetic filtration; magnetic filters; smart magnetic filters; power flushing filters (magnetic); smart power flushing filters (magnetic); testing apparatus and instruments; water testing apparatus and instruments; water monitoring apparatus and instruments; apparatus and instruments for testing and monitoring water in central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus and instruments for monitoring and testing heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; apparatus and instruments for monitoring and testing the efficiency, performance and consumption of heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for heating, ventilating, air conditioning or water supply apparatus, systems, devices and installations; checking, monitoring and controlling apparatus for central heating systems, cooling systems, boilers, heaters, radiators, pumps and pipes; apparatus, equipment and instruments for measuring the efficiency, performance and consumption of heating apparatus, systems, devices and installations; parts and fittings for all of the aforesaid goods.

Apparatus and installations for heating and water supply; central heating apparatus and installations; smart filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; non-magnetic filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; power flushing filters being parts of household or industrial installations for heating, central heating, water storage, water supply and cooling; smart filters being parts of central heating apparatus and installations; filters being parts of central heating apparatus and installations; smart magnetic filters being parts of central heating apparatus and installations; magnetic filters being parts of central heating apparatus and installations; smart non-magnetic filters being parts of central heating apparatus and installations; non-magnetic filters being parts of central heating apparatus and installations; smart power flushing filters being parts of central heating apparatus and installations; power flushing filters being parts of central heating apparatus and installations; smart filters being for use in central heating systems; filters being for use in central heating systems; smart magnetic filters being for use in central heating systems; magnetic filters being for use in central heating systems; smart non-magnetic filters being for use in central heating systems; non-magnetic filters being for use in central heating systems; smart power flushing filters being for use in central heating systems; power flushing filters being for use in central heating systems; water filtration apparatus and installations for heating, central heating, water storage, water supply and cooling; water filtration apparatus and installations for central heating apparatus and installations; water treatment apparatus for water purification and water softening; water treatment apparatus for water purification and water softening for domestic use; water treatment apparatus for water purification and water softening for central heating apparatus and installations; water treatment filters; portable filtration units (other than machines); temperature sensors (thermostatic valves) for heating apparatus; parts and fittings for all of the aforesaid goods.