Easy install of radiant barrier insulation to garage doors. Used Reflectix brand garage kit bought at big box store.
How Does Radiant Barrier Insulation Work? The Physics Explained.
Bubble Foil & other products
DIY Installation: Adding Radiant Barrier Insulation
UltraTouch 48 in. x 75 ft. Radiant Barrier 30000-11475 at The Home Depot - Mobile
How To Install Radiant Barrier on Attic Rafters in 5 Steps