A direct vent water heater draws combustion air from outside and vents exhaust gases directly outside, typically through a wall or roof. This sealed‑combustion design reduces backdraft risk and protects indoor air quality, making it ideal for tight homes or interior installations.
/dəˈrɛkt vɛnt/
A direct vent water heater draws combustion air from outside and vents exhaust gases directly outside, typically through a wall or roof. This sealed‑combustion design reduces backdraft risk and protects indoor air quality, making it ideal for tight homes or interior installations.
What is a direct vent water heater?
It’s a sealed‑combustion heater that pulls air from outside and vents exhaust directly outdoors.
Source: The Cooling Company
Direct vent systems pull air in and exhaust out safely.
A homeowner installs a direct vent gas water heater in a sealed utility room, keeping combustion air and exhaust outside the home.
Follow manufacturer vent length and clearance requirements to prevent exhaust re‑entry.
“Follow manufacturer vent length and clearance requirements to prevent exhaust re‑entry.”
Direct vent designs enable safe water heater placement without a traditional chimney.
Does direct vent improve indoor air quality?
Yes. It keeps combustion air and exhaust outside the home.
Do direct vent units need a chimney?
No. They vent through a dedicated pipe to the exterior.
Can a direct vent be installed anywhere?
Location and vent path must follow clearance and length requirements.
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