CFR 530

MS53 Firestop

Ceramic Firestop Backer Rod CFR 530, is a premium grade product made from spun 1260C ceramic fiber. The extra spun long fiber makes it one of the strongest available product in this category. CFR 530 is completely inorganic, so there are no fumes when heating for the first time. The thermal and physical properties are retained after drying following wetting by oil, steam and water.