Tankless Water Heater Venting Diagram

Tankless water heater design allows for multiple venting options.

Tankless water heater venting diagram.

Air surrounding the water heater venting and vent termination s is used for combustion and must be free of any compounds that cause corrosion of internal components. Tankless water heaters can vent through the roof or a side wall creating more flexibility and options for placement. Direct vent tankless water heater for indoor outdoor applications only 18 pages. These include corrosive compounds that are found in aerosol sprays detergents bleaches cleaning solvents.

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. 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 homeowners choose to move the location of their heater closer to an outside wall and run water lines to it instead. This drawing does not imply compliance with local building codes. The category iii al29 4c stainless.

Page 44 piping diagram for basic installation cold water water inlet drain plug connection condensate condensate hot water drain line trap drain plug outlet the condensate drain pipe along its entire length must be at least the same diameter as the drain line 1 2 inch npt. Venting vent kits. Refer to the condensate section. The exhaust vent is also made of pvc or plastic and not metal which a feature that.

To get the most out of your tankless water heater you need the right vent and termination kit. Direct vent tankless water heater installation and. Types of tankless water heater vent termination kits. Condensation tankless water heaters minimize the value of the installation.

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. Many models include the vent when you buy it from amazon but you may need to buy one separately or at least have extra length if you aren t venting. Traditional gas tank water heater require venting through the roof.

Tankless water heater venting style permits for multiple emission choices. See the use and care manual for important information regarding the venting installation and materials for your tankless water heater. In the case of tankless we will always build a new vent system. It is not to be used as an alternative to a professionally engineered project drawing.

For vent kits make sure you read the directions carefully for your particular tankless heater.