TAMKO APP G is a granule-surface polyester-reinforced APP (Atactic Polypropylene) modified with a waffle-back burn-off film. It provides a tough, flexible asphalt roofing membrane and easy application.

TAMKO APP S is a durable smooth surface polyester reinforced APP (Atactic Polypropylene) modified with a waffle back burn-off film. It provides a tough, flexible asphalt roofing membrane and easy application.