Fits duro 780-0390

resistant to rust and high temperature

And there are holes in the corners of the fire pit mat to hold it firmly in place with ground nails to prevent it from being blown away by high winds

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CU24S-G6/N

Strip Superwool Paper, 2100F Rated, 1" x 1/8" x 200", High Temperature Gasketing for Boiler, Wood Stove, Pellet Stove, Furnace, Kiln, Forge, 9602 810-8403-F Fits duro 780-0390PRODUCT INFO: High temperature gasket paper rated to 2100F. Soft pliable material. Use to cut your own gaskets. USE: Used on the oil, gas and wood fired boiler, furnaces, stoves, kilns, evaporators and forges as a gasket material. Often used to seal doors and access points. Easy to cut with a knife. SIZE: 1 8" x 1" x 200" MATERIAL: Superwool Plus paper, which is flexible, strong, seals well & withstands 2100F. Superwool is an alternative to ceramic