One side features a smooth white vinyl finish; the opposite side boasts a genuine, highly reflective radiant barrier.
(4ft wide x 200ft long) 1/8 inch thick (3MM) Reflective Side / White Vinyl Side Foam Core Insulation. Easy to Install & Shape & Bend. Lightweight & Non-Toxic. Foam Core Not Cheap Poly Bubble
Non Toxic / Eco Friendly / Reflects 99.75% of Radiant Heat Transfer
Made in The USA!!! White one side Foil other side / Water proof
Puncture, Crush and Water Proof. Class 1 Class A Fire Rating (Meets all Codes)