5mm Reflective Insulation Foam Core Radiant Barrier 40“ × 80” Double Aluminum Foil Cold and Heat Shield Thermal Insulation for Ceilings,Walls,Steel Buildings,Roofing ect

Description

🛠️ Upgrade your space with next-level insulation—comfort and savings you can feel!

This 5mm thick reflective insulation foam board features a double-layer aluminum foil surface and closed-cell foam core, delivering 95% radiant energy reflection and Class A fire resistance. Lightweight and easy to install, it provides effective thermal, vapor, and sound barriers for ceilings, walls, roofs, and more, helping reduce energy costs while enhancing indoor comfort.