The DuraPlus Storm Collar is an adjustable storm collar that will fit 6", 7" and 8" diameter pipe.
Required with DuraPlus flashing to create a weather proof penetration through the roof deck. Seal inner edge of the collar to the chimney pipe with non-hardening 500º F high-temperature sealant.
DuraPlus is a triple-wall, all-fuel chimney for use with wood stoves, fireplaces, furnaces, boilers, stoves, ranges, water heaters, or other appliances fueled by wood, oil, coal or gas. It is designed to boost efficiency by staying cool on the outside and providing a hot draft on the inside.