These ceramic fiber blankets are 1/2" thick, and are UL/ULC Listed. Made from special ceramic fibers that resist separation, this product is ideal where insulation is needed with bends and offsets. It also helps to center your liner properly in the chimney. One wrap of 1/2" foil meets the UL 1777 zero clearance listing. Available in 24", 30" and 48" widths. Rolls are 25' in length. Call for alternative thicknesses and widths. Always follow manufacturer's instructions. Wear goggles, gloves and a mask. FREE shipping for all orders within the contiguous US.
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