ITEM NAME:Fiberglass Exhaust Muffle Packing Material Repacking Mat 12 Inch X 20 Inch Q7B3 Fiberglass Exhaust Muffle Packing Material Repacking Mat 12 Inch X 20 Inch Q7B3 Density - 6 pounds per cubic foot Thickness - 3/8 inch Maximum Temperature Limit - 1200 F Continuous Temperature Limit - 1000 F Excellent vibration resistance, will not powder Excellent sound absorption properties Will not contribute to metal corrosion Odorless-will not absorb odors-clean Will not decay, rust, or sustain mold or vermin Water and moisture resistant :12inch by 20 inch colour:white Material:glass fiber Package Contents: 1 * muffler wrap.Will not decay, rust, or sustain mold or vermin. Material:glass fiber. Continuous Temperature Limit - 1000 F.