Venting A Tankless Water Heater Through The Roof

This takes in the air from the surroundings so it uses the inside air to vent with an exhaust leading out of the house.

Venting a tankless water heater through the roof.

Because tankless water heaters require pvc or special stainless steel piping as the vent material which is much more expensive than copper pex or cpvc a short venting run is better for both the heater itself as well as your savings so many. Tankless water heater venting style permits for multiple emission choices. By contrast tankless water heaters vents can terminate on a side wall because their. Storage tank propane water heaters vent through the roof using galvanized steel b vents because they work through natural draft allowing the hot exhaust air to rise up and out of the facility.

Tankless water heaters use fans to blow exhaust from the unit horizontally allowing vents to terminate on the side of a house. Atmospheric venting refers to a system in which exhaust from the water heater naturally rises out of the appliance s combustion chamber then travels up through a standard chimney style flue. Choose the right tankless water heater. Gas vs electric tankless water heater.

The standard galvanized vent from your old storage tank heater would quickly rust away if your tankless heater vented through it. By contrast tankless water heaters vents can terminate on a side wall because their. When many consumers learn that a gas powered tankless water heaters must be vented they immediately imagine costly and invasive carpentry work. Your vent should slope slightly downhill from the water heater s heat exchanger or be constructed with a condensate drain near the exhaust outlet.

If the power goes out still you can heat the water. It is good to choose the option of atmospheric venting. A power vent has the intake on the actual body of the tankless heater and not through a pipe or vent. Traditional gas tank water heater require venting through the roof.

Traditional tank gas water heaters vent through the roof using galvanized steel b vents because they work through natural draft allowing the hot exhaust air to rise up and out of the house. Tankless water heaters can vent through the roof or a side wall creating more flexibility and options for placement. An atmospheric venting system is less expensive in comparison to other venting systems. However this doesn t have to be the case and usually isn t.

Downhill slope or condensate drain. Tankless water heaters blow exhaust from the heater horizontally with the use of fans thereby permitting vents to end on a different position of your house. Tankless water heater venting through roof is not necessary. Condensation tankless water heaters minimize the value of the installation.