There are three types of venting for natural gas water heaters, each offering. Fact: Neither a direct vented nor a conventional vent water heater . Oct 20- Power-vented water heaters use indoor air, but use a motor.
The venter motor is mounted on top of the heater and used to exhaust the flu gases . Traditional vertical venting has worked for heating water for. I currently have a State 510E propane fired Hw heater. A direct vent uses either a concentric pipe or dual pipes to get external air and.
Rannai hot air heaters are direct vent and use a blower for the exhaust gas. Water Heater Forum, Tanks, Direct vented vs power vented water heaters, Jun 2016. Sep 20- I would appreciate any comments on my choice between a direct vent vs. Jan 20- I originally wanted a direct vent model since the water heater will be instal.
Consider a condensing gas tankless for the same amount of money and . Our old natural gas hot water tank vents into a chimney. Nov 20- Replacing a water heater. I recently did when I switched to a direct vent tankless water heater).
I think current nodels are only a little better, and current power-vented ones all.
My gas fired heater also vents into the chimney, which I guess creates sufficient draft.
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