Product Finder



Type of Product


What is a Geomembrane?

geomembrane is an impermeable synthetic membrane liner used as a barrier for liquid or gas in both building and civil engineering applications. TERRAM do not manufacture geomembranes although certain TERRAM geocomposite products contain impermeable liners such as TERRAM PW3.1 and 1BZ. TERRAM’s sister company BPI Visqueen (also part of the Berry Global Group) are the UK’s market leading supplier of gas membranes for buildings and offer a wide range of membranes for other applications too