ROCK PROOF is an Elastomeric high performance, prefabricated, modified bitumen membrane consisting of proprietary waterproofing bitumen compound, reinforced with non-woven polyester Carrier. ROCK PROOF proprietary waterproofing compound is formulated with high grade bitumen modified with Styrene Butadiene Styrene (SBS) polymer which provides additional elasticity flexibility and dynamic resistance. The membrane withstands temperature fluctuations and high mechanical loads providing a long-term, reliable and effective waterproofing. To improve the UV resistance and durability for The Product, the membrane is coated with Mineral Stabilizers.