SecureGrip Self-Adhered Underlayment Data Sheet (PS/MAX HT) Warranty Info (PS/MAX HT) Installation Instruction (PS/MAX HT) SDS (PS/MAX HT) Texas Department of Insurance (TDI) Approval Miami Dade NOA Premium High-Temp Self Adhered Roof Deck Protection- under Metal, Tile, Slate, Shakes, and Asphalt Shingle Roofing Engineered Construction Extremely strong polypropylene surface with UV and weather resistive coatings that add water shedding redundancy in the roofing system while protecting the structure from damage. All Temperature Performance -40° F to 260° F; all climates, under all roofing styles. 100% Inorganic Surface Synthetic construction offers long term moisture protection - won’t rot and is inert to mold growth. Advanced Surface Technology SecureWalk™ (top) creates incredible walkability. Weather-Tight Seal Asphalt to asphalt lap system Durable Heavy synthetic surface resists tearing during roof installation - UV stabilized surface resists UV degradation up to six months.