Reflective Rb4812550 48 X 125' Roll. Radiant Barrier 500 sqft Insulation

500 SQUARE FEET ROLL (14 pounds): 125 linear feet BREATHABLE (perforated) DOUBLE-SIDED metalized aluminum film ASTM C1313 certified radiant barrier; reflects 99% radiant heat USED IN RETROFIT & NEW CONSTRUCTION: Reduces residential attic tem-peratures up to 40 degrees; lowers utility bills year round. Thermal insulation used in attic space. garage. garage doors. housewrap. workshop. shed. storage unit. commercial metal building. pole barn. as pallet wrap. and more Heavy Duty No Tear: Radiant barrier designed for residential retrofit installations on attic floor (can withstand stapling like Radiant barrier Ultima or Xtreme Series). EASY TO MAINTAIN: Non-toxic; non-carcinogenic; fiber free; easy to install; not affected by humidity; maintenance free; does not promote the growth of fungi or bacteria; does not support nesting by rodents or insects.