Parallax® Stratos 1.0 is a Contrast Based, 80% ALR surface engineered for high value, large scale projects. This surface is available up to 16' H in a variety of products, including Da-Lite’s core lineup of electric screens and fixed frames to expand your product portfolio and installation applications. Appropriate for standard throw projection (1.0:1 or greater). Parallax Stratos 1.0 can be gently cleaned with water and is mildew resistant.