Super Shield Highly Reflective Aluminum Mylar Film Insulation Roll (Solid) for Saunas, Grow Rooms, Crawlspace Encapsulation, and More. (Class 1 Class A ASTM Fire Rated) (4FT X 1000FT)

SUPER SHIELD Highly Reflective Aluminum Mylar Film Insulation Roll (SOLID) for Saunas, Grow Rooms, Crawlspace Encapsulation, and More. (Class 1 Class A ASTM Fire Rated)

• BLOCKS RF FREQUENCIES – Super shield Ultra Perforated SCIF Barrier is an effective RF attenuation barrier against RF frequencies to secure top secret information. Ideal for SCIs and SCIFs to keep the facilities protected from outside threats.
• EASY TO INSTALL – Use scissors or sharp knife to cut the foil to size, and use insulation tape to seal all seams and joints. SCIF radiant barrier is tear-resistant, extremely lightweight, safe to handle, and cuts easily to size.
• VAPOR BARRIER – Solid SCIF radiant barrier doubles as a vapor barrier, preventing passage of moisture when properly installed with SCIF tape.
• HIGHLY DURABLE – This heavy-duty, tear-resistant SCIF insulation roll is made from woven polyethylene, a strong fabric with industrial strength.
• SPECS - Polyethylene Bonded to 2 Radiant Barrier Sheets | Reflects 99.7%, .03% Emissive | Class 1 / Class A Fire Rating | Tear Resistant | Non-Toxic, Non-Carcinogenic, Fiber Free, No Off Gassing.
• Waterproof, Weatherproof, Heat Resistant (up to 250 degrees F)