Rutland Grapho-Glas Window Gasket 1/8" Thick 13/16" X 90' Spool 1/8" tape 90-foot spool with self adhesive backing for glass Grapho-Glas gaskets are the best choice for replacing your stove or fireplace window gasket Engineered to provide superior sealing, protection, and longevity when compared to other materials Graphite-impregnated fiberglass resists creosote and soot adhesion Replacing stove gaskets can increase efficiency and ensure safety