Tankless Water Heater Roof Vent

Tankless water heater venting can be a quick and affordable job if you plan it right.

Tankless water heater roof vent.

39 installation instructions venting horizontal vent considerations warning. Noritz has a complete line of stainless steel category iii venting. Tankless water heaters use fans to blow exhaust from the unit horizontally allowing vents to terminate on the side of a house. 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.

Condensation tankless water heaters minimize the value of the installation. When many consumers learn that a gas powered tankless water heaters must be vented they immediately imagine costly and invasive carpentry work. Moisture in the flue gas will condense as it leaves the vent terminal. Tankless water heater venting through roof is not necessary.

Tankless water heaters can vent through the roof or a side wall creating more flexibility and options for placement. 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. 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. See corresponding letter reference in the illustration at left.

Tankless water heaters allow for either horizontal venting out a side wall or up through the roof. Residential and commercial tankless gas water heater installations are required by code to use stainless steel venting exception. Tankless water heater venting style permits for multiple emission choices. Nrc111 and ncc199 models may use pvc and we manufacture all the components necessary to meet those requirements.

Shouldn t share venting your tankless water heater needs to have its own vent and cannot share one with a furnace or other water heaters. 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. Traditional gas tank water heater require venting through the roof. Needs pvc or category iii stainless steel anything else faces severe corrosion that will end up shortening the lifespan of your tankless will cost money to replace masonry of your chimney and can.

However this doesn t have to be the case and usually isn t. By contrast tankless water heaters vents can terminate on a side wall because their.