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Home › Glossary › Direct Vent

Direct Vent

A direct vent water heater draws combustion air from outside and exhausts outside through a sealed, usually concentric, vent. It does not use room air and needs no blower.

Direct vent termination cap on the siding of a house

Sealed combustion makes direct vent a good fit for tight spaces and garages. The trade-off is limited vent length and a higher installed price than an atmospheric tank.

See direct vent water heaters.

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