Aerfoam is an easy-to-install, insulated and airtight ductwork system used in central mechanical ventilation and heat pump systems, which minimises the risk of condensation in or on the duct (airtightness class D = ATC 2 up to +/- 200 Pa). Insulated Extremely easy and safe to cut to length Airtight mechanical connections, which are extremely easy to install Airtightness class D/ATC 2 up +/- 200 Pa, which minimises fan energy use and sound production EPD certified and REACH compliant