Heating installations, namely domestic hot water boilers, hot water tanks and showers, radiators, solid fuel boilers, gas burners, oil burners, pressure jet burners, rotary cup burner, dual fuel burners, steam generating installations, direct and indirect heaters, apparatus for cooking, namely cooktops, electric cooking stoves and ovens, power-heat-coupling installations, namely heat accumulators, steam accumulators, heating boilers; steam generating installations; apparatus for cooking, namely, cooktops, electric cooking stoves and ovens; drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems, namely, ventilating exhaust fans; air conditioning apparatus and installations for buildings; sanitary installations in the nature of steam rooms; solar thermal-based power plants, in particular remote heating and refrigerating installations; heating apparatus, namely, wall, ceiling and floor heating installations activated through concrete core heat accumulators; coils as parts of cooling installations for surfaces; power-heat-coupling installations, namely, heat accumulators, steam accumulators, heating boilers; biomass heating installations, namely, biomass burners being part of heating systems for residential and commercial buildings; valves as well as activating and regulating fittings sold as component parts for the aforesaid goods, in particular for heating and refrigerating apparatus and installations therefor, namely, steam and gas valves and regulators, recoil check valves, thermostatic valves, air valves; regulating and safety fittings for heating, steam generating, cooking, refrigerating, drying, ventilating, air conditioning and water conduits apparatus and installations as well as for sanitary apparatus and installations as well as for remote heating and remote refrigerating installations, for radiators and residual water conduits, for central heating installations, solar plants, heat exchangers, steam, compressed air, water and gas pipes, namely, steam and gas valves and regulators, flashback arrestors, pressure reducing valves, reverse flow check valves for water and gas pipes; expansion tanks for central heating installations, namely, hot water tanks; burners in the nature of gas burners, biomass burners being part of heating systems for residential and commercial buildings; pressure hot water tanks, showers; plumbing fittings of non-metal for heating, steam generating, cooking, refrigerating, drying, ventilating, air conditioning and water conduit apparatus and installations, as well as for sanitary installations and for central heating installations, namely, 90 degree elbows, 45 degree elbows, and male/female elbows, tee fittings, red tee fittings, cross fittings, union fittings, hex head caps, reducing fittings, Y-way fittings, reducing nipples, square and hex plug fittings, lock nuts, hose nipple fittings, full couplings, half couplings, outlet tee fittings, barrel nipples, parallel nipples, welding nipples, round caps; mixing nozzles for sanitary and bathroom installations as well as component fittings for mixing nozzles for sanitary installations, namely, shower mixing valves, bath installations, bathroom fixtures, nozzles for sprinkler hose; chimney flues for heating boilers; gas-fired boilers, water heaters, heating boilers, heating elements and radiators, air filters for air conditioning units for buildings; chimney dampers, namely, control devices used in air ducts to regulate the flow of air; regulating and safety accessories for gas installations, gas pipes, water installations as well as for water conduits, namely, steam and gas valves and regulators, flashback arrestors, pressure reducing valves, reverse flow check valves for water and gas pipes; boiler pipes for heating installations, coils as part of heating installations, taps for pipes; fans for air-conditioning apparatus, thermal solar collectors for heating, heat pumps, heat accumulators, heat regenerators, heating boilers, heat exchangers not being parts of machines, water supply installations, namely, sinks, taps; recoil check valves being parts of heating installations, thermostatic valves being parts of heating installations, radiator thermostatic heads being parts of heating installations; fittings for drinking water installations, namely, circuit control and regulating valves and backflow preventers for water supply installations; pressure reducers as component parts of heating installations; water filters; automatic temperature regulators being thermostatic valves for central heating radiators; air valves for steam heating installations; friction lighters for igniting gas; expansion tanks for central heating installations, namely, heating medium and domestic hot water expansion tanks; wash-hand basins; radiator caps, thermostatic radiator valves, radiator caps, humidifiers for central heating radiators; valves and activating and regulating fittings sold as component parts for the aforesaid goods, namely for heating and refrigerating apparatus and installations therefore, namely steam and gas valves and regulators, regulating and safety fittings for heating, steam generating, cooking, refrigerating, drying, ventilating, air conditioning and water conduits apparatus and installations as well as for sanitary apparatus and installations as well as for remote heating and remote refrigerating installations, for radiators and residual water conduits, for central heating installations, solar plants, heat exchangers, steam, compressed air, water and gas pipes, namely steam and gas valves and regulators, flashback arrestors, pressure reducing valves, reverse flow check valves for water and gas pipes, plumbing fittings of metal for heating, steam generating, cooking, refrigerating, drying, ventilating, air conditioning and water conduit apparatus and installations, as well as for sanitary installations and for central heating installations, namely, 90 deg elbows, tee fittings, red tee fittings, male/female elbows, cross fittings, 45 deg elbows, union fittings, hex head caps, reducing fittings, Y-way fittings, reducing nipples, square and hex plug fittings, lock nuts, hose nipple fittings, full couplings, half couplings, outlet tee fittings, barrel nipples, parallel nipples, welding nipples, round caps, sanitary taps and shower mixing valves for sanitary and bathroom installations as well as component fittings for sanitary taps and shower mixing valves, chimney flues for heating boilers, chimney dampers, namely control devices used in air ducts to regulate the flow of air, regulating and safety accessories for gas installations, gas pipes, water installations as well as for water conduits, namely steam and gas valves and regulators, flashback arrestors, pressure reducing valves, reverse flow check valves for water and gas pipes, boiler pipes for heating installations, taps for pipes.

Semi-processed plastic in the form of films, sheets, tubes, bars, granulates, or rods; sealing, caulking and insulating material, namely, insulating shells, heat insulating plates, insulation strips, insulating discs, insulating nipples, pipe insulting rods and elbows, insulating washers and sleeves; non-metal hoses and flexible pipes, namely, plastic composite pipes, multilayer pipe for complex installation tasks in heating, air conditioning and plumbing installations, pipes with heat-insulation from LDPE foam, plastic composite pipe for natural gas; non-metal junctions for pipes; semi-processed foams in the nature of filtering materials in the water filter industry; insulating felt for use in the fields of thermal and fire protection and sound control; pipe gaskets; non-metal pipe muffs for use with plastic pipes; non-metal gaskets, namely, water-tight rings for plumbing pipes; non-metal weather strips for buildings; electric, thermal and acoustic insulators; slag wool for use as a building insulator for retaining heat; building and pipe insulation, namely, non-metal studded panels for insulating purposes; reinforcing materials of plastic for pipes, reinforcing materials of fibre-reinforced plastic for pipes, non-metal pipe muffs, for use with plastic pipes; capsules for pipes for heating, steam, generating, cooking, refrigerating, ventilating, air conditioning and for sanitary installations and remote heating and remote refrigerating technical installations; non-metal branching pipes and junctions; flexible plumbing pipes and pipe connectors of plastics; Plastic composite tubes, capillary tubes of plastic, protective tube.

Building materials not of metal, namely, wall, hardwood, decking, wood, and particle boards, cove bases, not of metal; plaster fiberboards and plastic boards for use in construction; drain pipes not of metal, water-pipe valves not of metal or plastic; building materials as elements for building manholes in the nature of concrete drainage structures, namely, storm manholes; non-metal manhole covers, non-metal penstock pipes.

Semi-finished goods made of plastic materials, namely, plastic pipe connectors, adaptors for plastic pipe connectors, plastic skirting boards, plastic carpet floor ledges and parts and fittings therefor; sealing, packaging and isolating materials, namely, insulating jackets for metal pipes and non-metallic pipes; non metallic hoses; non-metallic pipes; fittings made from non-metallic materials for heating devices, steam producing devices, cooking devices, cooling devices, drying devices, ventilation device, water line devices, sanitary installations, central heating systems, steam conduits, pressurized air conduits, water conduits and gas conduits; and pipe connectors made from non-metallic materials