Radiant Barrier Insulation Roll, Double-Sided Foil 38.1m

Radiant barrier insulation roll helps reflect heat and reduce indoor temperature swings for more comfortable rooms year-round. Built with double-sided aluminum foil and a non-perforated woven fabric core, it’s designed to block solar heat in summer and slow heat loss in winter. The 4 ft x 125 ft roll (0.15 mm thick) is easy to cut to size for windows, roofs, garages, and more—ideal for DIY energy-saving upgrades.

Use this double reflective insulation as a heat reflective shield where radiant heat is a problem—attics, rooflines, garage doors, sheds, and sun-facing windows. The lightweight, scratch- and wear-resistant build makes it practical for both temporary setups and long-term installations. Cut, fit, and secure with your preferred tape or fasteners to match your surface and layout. Upgrade your space with a radiant barrier that’s built for real-world handling—grab yours today.