This one-piece 4' x 4' sloped polyiso drain set. Available with a 1.5" maximum thickness. Gemini™ Drain Sets install quickly, save labor costs, and eliminate rooftop waste. And Atlas Gemini™ Drain Sets are designed to mate perfectly with Atlas tapered insulation panels and Gemini™ Crickets.

As a leader in the building products industry, Atlas Roofing Corporation is committed not only to compliance with the law relating to the environment, but also to the integration of sound environmental practices in its business decisions.

GEMINI™ Tapered Edge Strips are the only polyiso insulation component with a Zero Edge Solution. Gemini TES provides a smooth transition from tapered edge to roof surface in a dimensionally stable insulation panel for use in Single-Ply, Mod-Bit, and BUR systems. The best thing about Gemini TES is that they provide a stronger, more durable edge material than perlite or fiberboard.