Allow water heater to run continuously for 10 minutes.
Tankless water heater venting with furnace.
All indoor tankless gas water heaters must be vented vertically or horizontally to the outdoors using factory approved venting material no other venting material is permitted.
Indoor tankless water heaters draw in outside air.
However the key here is to install the vent pipe in the size required by the water heater.
It struck me that the furnace has quite a large vent that should be able to handle the water heater exhaust but i would like your thoughts.
Run enough hot water for the water heater start heating.
You do have way more options with electric than with gas or propane but the issue generally is the gpm.
No they don t need to be vented.
Venting tankless water heater into furnace exhaust i had been considering a tankless water heater but installing the vent seemed like it would be more expensive to install than the water heater.
Tankless water heaters are vented in two ways.
Yes venting tankless water heater with furnace is possible.
Facts about tankless water heater venting.
Outside tankless water heaters free up indoor space.
The navien npe tankless water heater is available in two models the s and the a read more.
Gandy installations saves customer enough space for a refrigerator.
This is because most homes have water heaters and furnace sharing the same exhaust vent.
Gas tankless water heaters don t have to use indoor air for combustion.
Special stainless steel pipe.
If you have issues with where to place a tankless water heater due to venting concerns then your best bet may be to get an electric tankless water heater.
When venting navien npe tankless water heaters it is important that you do not start the vent run with a street elbow at the vent collar.
See the use and care manual for important information regarding the venting installation and materials for your tankless water heater.
Tankless water heater venting features.
Tankless water heaters don t always need two ventilation pipes even for direct vent units.
Tankless units withstand below freezing temperatures.
Tankless water heaters can be vented in two ways.
If water heater and a gas furnace share the same vent reduce the thermostat setting for the furnace so it does not run during the test.
Direct vent and power vent.
The vent pipe must be made of stainless steel designed for venting corrosive gases.
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