Hand tools and implements (hand operated); hand tools for servicing and installation of waste pipes, floor and heating element systems, water supply systems, ventilating systems, cooling systems, pre-insulation piping systems, drainage and irrigation systems, wastewater handling systems, wastewater treatment systems, ground heating systems, snow and ice removal systems, containers, pressure pipe systems and piping to protect cables.

Checking (supervision) and electric regulating apparatus for servicing and installation of waste pipes, floor and heating element systems, water supply systems, ventilating systems, cooling systems, pre-insulation piping systems, drainage and irrigation systems, wastewater handling systems, wastewater treatment systems, ground heating systems, snow and ice removal systems, containers, pressure pipe systems, pipework to protect cables; programs for the design of and calculations for the aforesaid systems; distribution cabinets, temperature gauges.

Apparatus and installations for heating, steam generating, ventilating, water supply, water distribution and sanitary purposes and installations, parts and fittings for the aforesaid goods; sanitary installations; apparatus and installations for waste pipes, namely pipe networks for removing waste water; floor heating installations, water supply systems, ventilating systems, cooling systems, sprinkler and irrigation systems, wastewater treatment installations, wastewater treatment systems, ground heating systems, water supply installations; pre-insulation piping systems, namely for local heat and sanitary water distribution systems; snow and ice removal systems, namely underground piping installations for melting snow and ice on the ground; pressure pipe systems, namely for water and district heat distribution; parts and fittings for the aforesaid goods and systems; filters for drinking water; pipe line cocks [spigots]; pipes [parts of sanitary installations]; radiator caps; regulating accessories for water or gas apparatus and pipes; taps [faucets]; thermostatic valves [parts of heating installations]; water-pipes for sanitary installations; faucets for pipes.

Plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes and flexible branch conduits, flexible bent pipes, flexible joints and accessories therefor, insulating elements for pipes and floors; insulating plates pressed together in semi-finished form, insulating tapes for installing floor and heating element systems; insulating and sealing tape, plastic pipes and plastic hoses for use in snow and ice removal systems; flexible pipes, not of metal; stopping and insulating materials for floors and pipes; compressed air pipe fittings, not of metal; junctions, not of metal, for pipes; non-conducting materials for retaining heat; reinforcing materials, not of metal for pipes; reinforcing materials, not of metal, for pipes; insulating sleeves, elbows of plastic and insulating parts for pipes; insulating parts for floors.

Rigid pipes for building; non-metallic pipes, pipelines, conduits and drains, inspection chambers and structural parts for the aforesaid goods; non-metallic drain pipes and covered drain pipes; guttering and gutter pipes, rigid pipes for wells and structural parts for the aforesaid goods; flooring underlays; construction panels and sheets of plastic and/or wood being underlays for under floor heating; pipes and conduits of plastic, gutters, waste pipes, guttering, eaves guttering and inspection chambers, pipes, conduits, bent pipes and joints of plastic, pipe muffs, elbows of plastic and structural parts for the aforesaid goods.

Building construction; servicing and installation of pipes and conduits; servicing and installation of waste pipes, floor and heating element systems, water supply systems, ventilating systems, cooling systems, pre-insulation piping systems, drainage and irrigation systems, wastewater handling systems, wastewater treatment systems, ground heating systems, snow and ice removal systems, containers, pressure pipe systems, pipework to protect cables; building construction supervision; pipeline construction and maintenance.

Hand tools and implements (hand operated); hand tools for servicing and installation of waste pipes, floor and heating element systems, water supply systems, ventilating systems, cooling systems, pre-insulation piping systems, drainage and irrigation systems, wastewater handling systems, wastewater treatment systems, ground heating systems, snow and ice removal systems, containers, pressure pipe systems and piping to protect cables.

Checking (supervision) and electric regulating apparatus for servicing and installation of waste pipes, floor and heating element systems, water supply systems, ventilating systems, cooling systems, pre-insulation piping systems, drainage and irrigation systems, wastewater handling systems, wastewater treatment systems, ground heating systems, snow and ice removal systems, containers, pressure pipe systems, pipework to protect cables; programs for the design of and calculations for the aforesaid systems; distribution cabinets, temperature gauges.

Apparatus and installations for heating, steam generating, ventilating, water supply, water distribution and sanitary purposes and installations, parts and fittings for the aforesaid goods; sanitary installations; apparatus and installations for waste pipes, namely pipe networks for removing waste water; floor heating installations, water supply systems, ventilating systems, cooling systems, sprinkler and irrigation systems, wastewater treatment installations, wastewater treatment systems, ground heating systems, water supply installations; pre-insulation piping systems, namely for local heat and sanitary water distribution systems; snow and ice removal systems, namely underground piping installations for melting snow and ice on the ground; pressure pipe systems, namely for water and district heat distribution; parts and fittings for the aforesaid goods and systems; filters for drinking water; pipe line cocks [spigots]; pipes [parts of sanitary installations]; radiator caps; regulating accessories for water or gas apparatus and pipes; taps [faucets]; thermostatic valves [parts of heating installations]; water-pipes for sanitary installations; faucets for pipes.

Plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes and flexible branch conduits, flexible bent pipes, flexible joints and accessories therefor, insulating elements for pipes and floors; insulating plates pressed together in semi-finished form, insulating tapes for installing floor and heating element systems; insulating and sealing tape, plastic pipes and plastic hoses for use in snow and ice removal systems; flexible pipes, not of metal; stopping and insulating materials for floors and pipes; compressed air pipe fittings, not of metal; junctions, not of metal, for pipes; non-conducting materials for retaining heat; reinforcing materials, not of metal for pipes; reinforcing materials, not of metal, for pipes; insulating sleeves, elbows of plastic and insulating parts for pipes; insulating parts for floors.

Rigid pipes for building; non-metallic pipes, pipelines, conduits and drains, inspection chambers and structural parts for the aforesaid goods; non-metallic drain pipes and covered drain pipes; guttering and gutter pipes, rigid pipes for wells and structural parts for the aforesaid goods; flooring underlays; construction panels and sheets of plastic and/or wood being underlays for under floor heating; pipes and conduits of plastic, gutters, waste pipes, guttering, eaves guttering and inspection chambers, pipes, conduits, bent pipes and joints of plastic, pipe muffs, elbows of plastic and structural parts for the aforesaid goods.

Building construction; servicing and installation of pipes and conduits; servicing and installation of waste pipes, floor and heating element systems, water supply systems, ventilating systems, cooling systems, pre-insulation piping systems, drainage and irrigation systems, wastewater handling systems, wastewater treatment systems, ground heating systems, snow and ice removal systems, containers, pressure pipe systems, pipework to protect cables; building construction supervision; pipeline construction and maintenance.