Fireplaces; Chimney blowers; Fireplace inserts; Gas fires; Electric fires; Linings for fire openings; Domestic gas fires; Portable electric fires; Fireplace fenders; Fire grates (Domestic -); Heat exchangers for fireplaces; Damping apparatus [parts of fires]; Cast metal fireplaces; Damping nozzles [parts of fires]; Fire grates (Domestic -) of metal; Fire grate fronts (Domestic -); Simulated coal fires [domestic]; Simulated log fires [domestic]; Dirt pans [parts of fires or furnaces]; Firing grates for solid fuel; Vapour extraction hoods for fireplaces; Ignition apparatus for gas fires; Fuel effect ceramics being parts and fittings for fires; Fireplace inserts in the nature of solid fuel burners; Chimney extractors; Chimney flues; Flues; Flues for heating apparatus; Flues for ventilating apparatus; Flues for heating boilers; Flues incorporating extractors; Gas condensers, other than parts of machines; Submerged combustion evaporation units; Fittings for flues; Gas recovery apparatus; Flue gas cleaning apparatus; Smoke release dampers; Telescopic combination flues; Heat exchangers for the removal of flue gases; Heat exchangers for the removal of exhaust gases; Power filters for airconditioning; Power filters for water purification [other than machines]; Electrostatic air filters; Filters [parts of household or industrial installations]; Filters for air extractor hoods; Filters for use with apparatus heating; Filters for gas extractors; Filters for waste gas purification; Filters for cleaning gases [parts of household or industrial installations]; Filters for cleaning air; Filters for gases [household or industrial installations]; Filters for use with apparatus for ventilating; Filters for use with apparatus for air conditioning; Filters for fume extractors; Filters for exhaust extractors [parts of household or industrial installations]; Filters for industrial installations; Filters for air conditioning; Dust cyclone filters; Dust filters; Air filters; Air cleaning filters [parts of air cleaning machines or installations]; Air filters for use as dust extractors in industrial processes; Air filters for use as dust arrestants in industrial processes; Air filters for air conditioning units; Air filtering installations; Accumulation boilers; Boilers, other than parts of machines; Hot water boilers; Water coolers and heaters; Vapour extractor hoods for kitchen stoves; Domestic boilers; Electric ranges; Electrical heating elements; Electric heaters; Electric central heating boiler systems; Heating elements; Fuel burner elements for the catalytic combustion of fuel; Electrically heated hot water tanks; Electric boilers; Electric furnaces; Electric surface heating tapes; Electric strip heating units; Electric water heating apparatus; Electric heating fans; Heating apparatus, electric; Air heating furnaces; Hot air heating apparatus; Burners; Burners for heating installations; Burners for boilers; Burners for solid fuel; Burners for industrial use; Burners for the combustion of oil in boiler units; Burners for the combustion of gas in boiler units; Air heating installations; Wood burning stoves; Slow-burning stoves [wood stoves for household use]; Charcoal stoves; Stoves for heating; Stoves [heating apparatus]; Catalytic combustion heating apparatus; Gas fired back boiler units for domestic hot water systems; Combined stoves; Boilers; Boilers being parts of central heating installations; Boilers for use in heating systems; Boilers for hot water supply installations; Boilers for central heating installations; Furnaces for central heating; Central heating boilers; Ring burners; Alcohol burners; Alcohol burners for laboratory use; Hot air bath fittings; Oil fired heaters; Oil fired boilers; Loading apparatus for furnaces; Feeding apparatus for heating boilers; Reheating furnaces; Hot water heaters; Feed water heaters [for industrial purposes]; Water heaters; Water heaters and boilers; Water heaters for shower baths; Water heaters for industrial use; Reheating gas furnaces; Hot water heating installations; Oil burners; Oil pre-heaters; Valves (temperature sensitive controls for automatically operating -) [parts of heating installations]; Control devices [thermostatic valves] for heating installations; Fuel burners; Steam boilers, other than parts of machines; Incinerators; Fixed heating burners; Flat radiators for central heating installations; Flat heating elements; Gas stoves employing flames in ribbon-like form; Gas stoves utilising flames in rotating form; Gas fired heating installations; Gas fired boilers for producing domestic hot water; Gas fired broilers; Gas burners; Gas burners for industrial purposes; Gas boilers; Gas boilers [other than parts of machines]; Gas boilers for water heating; Gas boilers for the heating of swimming pools; Gas boilers for central heating; Gas fired water heaters; Gas water heaters [for household use]; Gas water heaters for household use; Gas ovens; Gas pre-heating apparatus for industrial use; Gas operated apparatus for heating; Gas heat generators; Shell heat exchangers; Gas fire radiants; Immersion heaters; Furnace ash boxes; Sight glasses for boilers; Prefabricated furnace elements; Dampers for fires; Laundry room boilers; Passage furnaces; Industrial heaters; Industrial boilers; Industrial heating apparatus; Circulators [water heaters]; Steam superheaters [for industrial purposes]; Mobile heating apparatus; Portable stoves; Afterburners being parts of furnaces; Hot water apparatus; Air reheaters; Heat generating apparatus; Pavement heating apparatus; Steam generating apparatus; Steam heating apparatus; Control units [thermostatic valves] for heating installations; Damping nozzles [parts of furnaces]; Damping apparatus [parts of furnaces]; Recuperative gas furnaces; Recuperators for pre-heating combustion air in heating systems by the use of hot flue gas; Self regulating heaters in the form of flexible straps; Sunlight collecting apparatus for heating purposes; Valves (solenoid controls for automatically operating -) [parts of heating installations]; Solar water heaters; Solar furnaces; Solar thermal collectors [heating]; Combustion installations for fossil fuels; Coils being parts of heating installations; Coils [parts of distilling, heating or cooling installations]; Solid fuel burning stoves; Gas stoves; Supports adapted for use with solar heating tubes; Radiant linear heating systems; Heat pumps; Heat pumps for energy processing; Heat accumulators; Thermal fluid heaters; Heat regenerators; Hot air apparatus; Thermostatic valves; Thermostatic valves [parts of heating installations]; Heating installations for use with gaseous fuels; Heating installations incorporated in windows; Heating armatures; Heating units; Heating cartridges; Heating rings; Heating apparatus for furnaces; Heating apparatus incorporating flues; Heating frames; Coils for heating; Heating rods; Tubular heating elements; Boiler pipes [tubes] for heating installations; Fittings, shaped, for ovens; Evacuated heat pipe solar collectors [heat exchangers]; Boiling pans; Braziers; Heating apparatus and installations; Heating apparatus for oil; Heating apparatus for gaseous fuels; Heating apparatus for use in the home; Steam heating apparatus [for industrial purposes]; Heating apparatus for liquid fuels; Heating apparatus for solid fuels; Heating apparatus for solid, liquid or gaseous fuels; Cylinders for the heating of water; Hot water cylinders; Burner caps for gas stoves; Heating boilers; Heat exchangers, not parts of machines; Heat exchangers for the removal of condensate; Heating apparatus; Solar energy powered heating installations; Heating installations; Heating installations incorporated in glass; Water heaters [apparatus]; Installations for evaporating; Hot water installations; Burner control apparatus; Heat regulating devices [valves] being parts of heating installations; Industrial heating installations; Thermal storage instruments [solar energy] for heating; Ash conveyor installations, automatic; Petrol burners; Brackets for gas burners; Safety accessories for water or gas apparatus and pipes; Safety fittings for gas pipes; Safety fittings for water pipes; Pressure relief apparatus for use with gas installations; Pressure relief apparatus forming part of water supply systems; Pressure relief apparatus for use with water heaters; Pressure relief valves [safety apparatus] for gas pipes; Pressure relief valves [safety apparatus] for water pipes; Pressure relief valves [safety apparatus] for gas apparatus; Pressure relief valves [safety apparatus] for water apparatus; Stop cocks being safety apparatus for gas apparatus; Stop cocks being safety apparatus for water apparatus; Stop valves being safety apparatus for gas apparatus; Stop valves being safety apparatus for water apparatus; Safety valves for gas apparatus; Safety valves for water apparatus; Pressure supervision apparatus [safety apparatus for water apparatus]; Pressure supervision apparatus [safety apparatus for gas pipes]; Pressure supervision apparatus [safety apparatus for water pipes]; Pressure supervision apparatus [safety apparatus for gas apparatus]; Ball valves; Mechanisms for controlling fluid level in tanks [valves]; Steam valves; Float valves [ball cocks]; Safety valves for gas pipes; Safety valves for water pipes; Apparatus for controlling water supply; Water pressure reducers [safety accessories]; Water pressure reducers [regulating accessories]; Regulating and safety accessories for gas pipes; Regulating and safety accessories for water apparatus; Regulatory fittings for water pipes; Regulating accessories for gas pipes and lines; Regulating apparatus being parts of oil burners; Regulating apparatus being parts of gas burners; Regulating apparatus being parts for water pipes; Regulating apparatus for gas pipe installations; Regulating apparatus for gas installations; Regulating apparatus for gas pipes; Regulating apparatus for gas apparatus; Regulating apparatus being parts for water apparatus; Regulating apparatus for water apparatus; Level controlling valves in tanks; Water control valves [level controlling] in cisterns; Regulating and safety accessories for gas apparatus; Regulating accessories for water or gas apparatus and pipes; Gas regulators; Pressure controllers [regulators] for gas pipes; Pressure controllers [regulators] for water pipes; Fuel economisers; Stop cocks for regulating gas; Stop cocks for regulating water; Stop valves for regulating gas; Stop valves for regulating water; Taps for regulating gas flow; Water regulating valves [safety accessories]; Water regulating valves [regulating accessories]; Level control valves; Air valves for steam heating installations; Water regulating apparatus; Air treatment equipment; Storage heaters; Automatic temperature regulators for central heating radiators; Automatic temperature regulators [valves] for central heating radiators; Axial fans; Supply air diffusers; Extractor units [ventilation]; Ventilating hoods for smoke; Ventilating hoods for steam; Ventilation hoods for laboratories; Fume destructing hoods; Hoods incorporating extractor fans; Domestic radiators; Domestic heating utensils; Electric air conditioners; Electric space heaters; Electric heating cables; Sectional radiators; Electrically powered fans for ventilation purposes; Electrically powered blowers for ventilation; Electrically powered air blowers for ventilation purposes; Electric radiant heating apparatus; Electric radiators [not for motors and engines]; Electric radiators for heating buildings; Electrical storage heaters; Electric radiant heaters [for household purposes]; Electric fans [for household purposes]; Electrical fans being parts of household ventilation installations; Airstream generating apparatus; Air handling installations; Gas fuelled central heating installations; Installations for central heating; Air distribution units; Coal stoves [space heaters for household use]; Air handlers; Air conditioning panels for use in walk-in coolers; Combined heating and air conditioning apparatus; Temperature responsive control apparatus [thermostatic valves] for central heating radiators; Convectors [radiators]; Hoods for ventilating apparatus; Mobile ventilating apparatus; Propane gas fired space heaters; Oil stoves [space heaters for household use]; Temperature limiters [valves] for central heating radiators; Temperature limiters for central heating radiators [thermostatic valves] incorporating bi-metallic discs; Temperature limiters for central heating radiators [thermostatic valves] incorporating expansion rods; Steam radiators for heating buildings; Gas stoves [space-heaters for household use]; Gas space heaters; Gas fired space heating apparatus; Under floor heating; Room air conditioners; Room air fans; Room heaters; Fire ventilators for exhausting gases; Fire ventilators for exhausting vapours; Continuous flow work heaters; Industrial ventilation apparatus; Portable electric heaters; Portable electric fans; Space heaters; Forced air type portable horizontally disposed cylindrical space heaters; Forced air type portable horizontally disposed space heaters; Air circulation apparatus; Air recirculating apparatus; Space heating apparatus; Air separation apparatus; Air cooling apparatus; Cold air blowing apparatus; Radial air fans; Radiators; Radiators, electric; Radiators [heating]; Radiators for central heating installations; Central heating radiators; Control valves (Thermostatic -) for central heating radiators; Dampers for ventilating installations; Dampers [heating]; Draught regulators for preventing the spread of smoke; Draught dampers for preventing the spread of fire; Draught regulators for preventing the spread of flames; Draught dampers for preventing the spread of gases; Draught dampers for inhibiting the spread of fire; Temperature regulators [thermostatic valves] for central heating radiators; Ventilating exhaust fans; Radiant ceiling plates; Radiant fan heaters; Temperature sensors [thermostatic valves] for central heating radiators; Thermal radiators for the heating of buildings; Temperature control valves [parts of central heating installations]; Temperature control valves [parts of central heating radiators]; Under carpet heating installations; Radiator caps; Residential ventilating units; Ventilation grilles being parts of extractor fans; Solar powered ventilation apparatus; Ventilating installations; Ventilation terminals; Apparatus for ventilating; Valves for air conditioners; Valves as part of radiators; Radiator valves; Radiator valves [thermostatic]; Fan heaters; Ventilators for heat exchangers; Fans for exhaust extractors; Fans for fume extractors; Fans for gas extractors; Water distributor armatures for heating; Heated carpets; Temperature sensitive switches [thermostatic valves] for central heating radiators; Residential heating units; Heat exchangers for central heating purposes; Aeration apparatus; Ventilating fans; Air balancing dampers; Air impellers for ventilation; Air curtains; Air inductor apparatus [ventilation]; Air curtains for ventilation; Air control dampers; Central heating apparatus; Installations for air extraction; Apparatus for controlling temperature in central heating radiators [valves]; Floor heating apparatus; Installations for airing; Air heat recovery installations; Installations for controlling the flow of gases; Temperature sensing apparatus [thermostatic valves] for central heating radiators; Vehicle HVAC systems (heating, ventilation and air conditioning).

Fireplace surrounds; Mantelpieces; Fireplace bricks; Mantels of wood for fireplaces; Fire surrounds [mantles and mantlepieces] of wood; Fire surrounds [mantles and mantlepieces] of plaster; Fire surrounds [mantles and mantlepieces] of plastic; Fire surrounds [mantles and mantlepieces] of stone; Mantelpieces (Non-metallic -); Fire surrounds [mantles and mantlepieces] of marble; Stack linings (Non-metallic -); Chimney blocks (Non-metallic -); Chimney cowls, not of metal; Chimney terminals (Non-metallic -); Chimney pots, not of metal; Lengthening pieces, not of metal, for chimneys.

Construction of chimneys; Demolition of chimneys; Chimney sweeping; Demolition services; Consultancy and information services relating to construction; Consultancy, information and advisory services relating to the construction of public works; Assembling [installation] of building framework; Advisory services relating to the alteration of buildings; Building construction advisory services; Provision of construction information; Providing information relating to building renovation; Providing information relating to building construction; Pipe installation services; Assembly of prefabricated houses; Construction of property; Construction of steel fabrications; Construction of steel structures for buildings; Construction of pipelines; Construction services.