Johns Manville SAFB Unfaced Mineral Wool Insulation Batts - All Sizes Product Thickness 11.81" Tongue buckle legs for secure

Tongue buckle legs for secure fastening

The 6mm brass tip guarantees precise foam application

shakes or slate with a minimum pitch of 14° and a maximum pitch of 85°

and deck seal mounting flange

Johns Manville SAFB Unfaced Mineral Wool Insulation Batts - All Sizes Product Thickness 11.81" Tongue buckle legs for secureZone States Zone 1 AL, CT, FL, GA, IL, LA, MA, MD, ME, NC, NH, OH, PA, SC, TN, VA Zone 2 IA, KS, MI, MN, MO, OK, TX, WI Zone 3 AR, CA, CO, MT, NM, NV, UT Size Sq Ft Bag Batts Bag R Value 3 in x 16 in x 48 in 64 12 11. 1 3 in x 24 in x 48 in 80 12 11. 1 6 in x 16 in x 48 in 32 6 22. 2 6 in x 24 in x 48 in 48 6 22. 2 Johns Manville Sound Attenuation Fire Batt (SAFB) insulation is manufactured from inorganic fibers derived from volcanic rock.