NASATEK 4' x 100' Roll (400 Sqft) Automotive: Car Truck Van SUV RV Camper Vehicle Insulation (Sound Deadener, Radiant Heat Barrier Mat, Thermal Insulation) (R8) AD5 5MM Waterproof / Moistureproof

Puncture, Crush and Water Resistant Lightweight, Flexible, Easy to cut and Handle Long Lasting, Non Toxic Stops Heat, Deadens Sound, Won't Absorb Moisture Class 1 Class A Fire Rating, ASTM Certified. 1/4inch Thick (AD5 5MM) Meets all USA and International Fire Codes

• 1/4 inch Thick (AD5 5MM) Double Sided Water Proof Metalized Reflective Foam Core Insulation
• Reflects 99.97% Heat Transfer / Sound Deadener / Noise Reducer / Heat Blocker
• R8 Insulation and Radiant Barrier in one! / Class 1 Class A Fire Rated
• Heavy Duty Metalized Film / Won't pop or Crush Like cheap bubble insulation / Water Proof / Wont Oxidize like Aluminum does