Optimize your Single Ply Roofing construction projects with Lava 20 Waterproofing systems—ideal for lightweight, swift, and cost-effective builds. Perfect for flat roofing with weight considerations, these membranes boast a lifespan exceeding 25 years. Elevate efficiency and durability in one streamlined solution. Fully reinforce the Lava 20 system on single ply membranes with matting for best results.