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

Description

🌟 Stay cool, save green, and silence the noise with next-level insulation!

This 5mm thick reflective insulation foam board features a single-layer aluminum foil surface and closed-cell foam core that reflects 95% of radiant heat. Lightweight and waterproof, it acts as a vapor and sound barrier, making it ideal for energy-efficient insulation in ceilings, walls, roofs, and steel structures. Easy to cut and install, it’s a smart upgrade for any space aiming to reduce energy costs and enhance comfort.