Fiberglass Duct-Wrap Insulation, 12 x 2-In. x 15-Ft.

Frost king, 12″ x 2″ x 15′ fiberglass & foil duct insulation, 4.3 r-value, reduces vibration, can be wired or taped securely in place, use on heating & cooling pipes, ducts, auto hoods & trunks.