Knauf Insulation Guardian R-30 Unfaced Fiberglass Insulation Roll 15" x 22' (27.5 sq. ft.)

Guardian by Knauf Insulation delivers sustainable products that offer exceptional R-value, year-round comfort and reduces sound transmission. Fiberglass insulation is the most cost effective way to increase thermal performance. Save up to 15% on heating and cooling costs. 1.SAVE MONEY! Adding insulation/having the proper amount will reduce your heating and cooling monthly bills. 2. YEAR ROUND COMFORT! Insulation will keep your home warmer in the winter and cooler in the summer. 3. INCREASED HOME VALUE! A...