Teranap 331 2M/4M

Prefabricated Bituminous Geomembrane In the 1970s, Siplast developed the world’s first bituminous geomembrane, Teranap.  Since then, Teranap has proven itself as a reliable, practical, and durable liner for concrete and earthen canals, settling basins, embankment stabilization, dams, mine waste containment, waste water storage, reservoirs, and ponds. Siplast Teranap 331 is a high performance elastomeric bituminous geomembrane. Unique among waterproofing materials, Teranap 331 combines SBS polymer and the highest quality asphalt