This storm collar is 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 500-degreeF high temperature sealant. DURAVENT STORM COLLAR *6 dia. *Dura/Plus 2100 deg. H *Class A chimney *For use with Simpson Dura Vent chimney systems only *Boxed
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Carcinogens: This product can expose you to chemicals including Lead, which is [are] known to the State of California to cause c