
The connection between a pellet stove and its exhaust starter tube depends on a tight, heat-resistant seal to keep combustion gases moving into the venting system rather than into the room. The Enviro Combustion Exhaust Tube Starter Gasket (50-1448) replaces the worn seal component in compatible Enviro pellet stoves. It is a genuine Enviro part, supplied in original Enviro packaging.
This gasket seats between the pellet stove body and the exhaust starter tube, ensuring a proper seal to the venting. A worn or degraded gasket at this joint can allow smoke to escape.
Inspect this gasket whenever the exhaust starter tube is removed for cleaning or service. A gasket that has hardened, cracked, or compressed unevenly should be replaced rather than reused, since a poor seal at this joint can let combustion byproducts leak into the living space.
While accessing this area, it is worth checking any nearby door gaskets or seal components for similar wear, since they sit in the same high-heat environment and tend to age at a comparable rate.
Not sure it fits your unit? Contact us with your model number and we'll confirm before you order.

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