CENTROTHERM

Ducts and pipes of metal for central heating installations; Elbows of metal for pipes; Metal vent cover for HVAC ducts; Ventilating ducts of metal

Direct vents for gas appliances

Non-metallic flexible pipes

Non-metal vent cover for HVAC ducts; Non-metal ventilating ducts; Rigid pipes of polypropylene for the supply of drinking water and heating and air conditioning systems in houses, office buildings and industrial buildings, excluding pipes for use with drinking water treatment equipment and drinking water filtration equipment