The Reflectix Double Reflective Insulation is the most versatile, widely-distributed, energy-efficient product that we manufacture. The characteristics that make it so attractive include ease-of-handling and installation, more than 40+ commercial and residential construction applications and a large selection of product configurations to accommodate the vast majority of applications / buildings.• Our energy saving applications include HVAC ducts, water pipes, garage door, knee walls and water heater• R-values range from R-3.7 to R-21 depending on application• Class A / class 1 fire rating• Reflects 94%+ radiant energy• Inhibits condensation• No mess - no itchy fibers