P2 Single Bubble Double Foil Variant:500 ft² This versatile barrier is ideal

This versatile barrier is ideal for use as roof underlayment

single-bubble insulation is 1/8 inch thick (R7

helping to maintain a cooler interior during hot seasons and retain warmth in colder months

The encapsulated air bubbles minimize conductive heat transfer through the material

these sheets offer excellent heat insulation

P2 Single Bubble Double Foil Variant:500 ft² This versatile barrier is idealProduct: Introducing a single and exceptionally durable air bubble film, 1 8" thick, laminated between two layers of highly reflective metalized film. The reflective properties boast Emittance E=5% and Reflectivity=95%, as rigorously tested to ASTM C 1371 standards. General Description: The Polyshield Reflective Double High Reflective Foils is a bubble insulation and vapor barrier (solid and non breathable), reflecting an impressive 95% of radiant