Knauf Ecobatt R-11 Unfaced Fiberglass Insulation Batts - All Sizes Size:3.5 in x 15.25 in x 105 in (5 Bags) and spray until clean

and spray until clean

Limited lifetime warranty

Adding 1 step increases 8 in

The R-value of fiberglass insulation varies depending on the thickness and density of the insulation

75 In 21/45 [Shingle Roof]  [Metal Roof] [Tile Roof] 21

Knauf Ecobatt R-11 Unfaced Fiberglass Insulation Batts - All Sizes Size:3.5 in x 15.25 in x 105 in (5 Bags) and spray until cleanIf you require delivery to ID, MT, OR or WA, please select that delivery zone as pricing and delivery to those states may vary. Knauf EcoBatt Fiberglass Insulation Batts with ECOSE Technology are a flexible glass mineral wool batt insulation made from sand and over 50% recycled glass bottles bonded with ECOSE Technology. Fiberglass insulation is the most cost effective way to increase thermal performance. By reducing energy usage, fiberglass