Fiberglass insulation with kraft paper with or without flanges. Kraft vapor retarder has vapor transmission (permeance) rating of 1.0 or less. Kraft faced fiberglass insulation is also an excellent sound control insulation, designed for installation in partition walls or other applications where the facing will be covered. Kraft facing will burn and should not be left exposed. Install kraft facing in contact with approved finish material.
131.25 sq ft/bag
WARNING:Cancer and Reproductive Harm - www.P65Warnings.ca.gov