Assembled Product Length: 384" Coverage: N/A Assembled Product Width: 15" R Value: R12 . Pink Fiberglass Insulation Mini Roll • Fiberglass does not absorb moisture, pink insulation will not hold water, preventing permanent loss of of R-value • When properly installed, pink fiberglass insulation will not settle or deteriorate to maintain insulating value • The insulating materials in pink fiberglass insulation are also noncombustible • Multi project versatillty - cut off just what you need or use long lengths • Insulating heated basements or crawl spaces will make the whole house more comfortable, while also saving on energy bills • Insulation boosts keeping vehicle noises from disturbing others