With a condensing tankless water heater you don t need metal venting.
Tankless water heater wall vent.
Build a platform with 2 x 4 inch pieces of lumber that will allow you to mount the new tankless water heater about four inches from the wall.
Choose a location for the new water heater that will allow you to vent it to the outside easily.
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 can vent through the roof or a side wall creating more flexibility and options for placement.
Traditional gas tank water heater require venting through the roof.
To make venting easiest install your tankless water heater on an outside wall.
Condensation tankless water heaters minimize the value of the installation.
To get the most out of your tankless water heater you need the right vent and termination kit.
A guide to venting a heater contents hide 1 a guide to venting a heater 1 1 decide where the vent will go 1 2 begin drilling 1 3 useing a template drill more holes 1 4 make a hole in the wall 1 5 thread the pipe through the hole 1 6 seal any gaps 2 the process is complete.
Tankless water heater venting style permits for multiple emission choices.
Npe series condensing tankless water heaters.
Non condensing tankless water heaters typically transfer to the water only about 80 percent of the heat they generate.
The remaining heat creates a hot exhaust gas that requires metal venting typically stainless steel or thick aluminum.
Navien premium efficiency condensing tankless water heaters are the 1 selling high efficiency condensing tankless water heaters in north america the npe series offers industry leading efficiency up to 0 97 uef to keep your utility bills low endless hot water so you never have a cold shower and exclusive comfortflow technology with built in.
Types of tankless water heater vent termination kits.
Mount the tankless water heater securely to the platform.
This is much easier to do and much cheaper than having to go through a basement wall or run extra length of venting to reach the outside.
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.
If the unit is installed on a basement wall the vent pipe can be run up just a few feet and then vented out the side with the use of a 90 degree elbow.