CTHERM ECO SYSTEMS

Ducts and pipes of metal for central heating installations

Direct vents for gas appliances

Flexible pipes, not of metal; Non-metallic flexible pipes

Non-metal vent cover for HVAC ducts

Design for others in the field of ducts, vents, vent covers and pipes for use with HVAC (heating, ventilation and air conditioning), environmental air and drinking water systems, excluding drinking water treatment equipment and drinking water filtration equipment consultation, rental, retail sales, delivery, installation, cleaning, repair and maintenance services and testing, analysis and evaluation of drinking water quality services