Not compatible with other Class-A double wall chimney pipe brands 304 stainless steel construction ensures corrosion resistance Designed for continuous 1000° flue gas temperaturesThe storm collar works together with the Roof Flashing to provide a waterproof seal where the chimney passes through the roof. The storm collar is installed directly above the flashing and must be sealed to the chimney pipe using high-temperature silicone sealant (RTV 500°F or better), sold separately. Made of 304 stainless steel for superior corrosion protection.Made of 304 stainless steel Made for 6 in. double wall chimney pipe Prevents water foe entering through the vents in the roof flashing Limited lifetime warranty Brand Unbranded Type Fireplace &.
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