JM R12 3.5" thickness X 23" (135.10 sq ft / bag)

Used with wood studs spaced at 23" on center. Typical usage: Walls - Johns Manville fiber glass formaldehyde free wall insulation is the installers choice of insulation. It is low odor and low in toxins because it is formaldehyde free. It is also made from 20% post-consumer recycled material, making it better for the environment too!

Price: $ 45.39


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