Tankless Water Heater Air Intake Inside

Indoor tankless water heaters draw in outside air.

Tankless water heater air intake inside.

The manufacturer seems to be ok with either approach. With rinnai common venting up to 8 tankless water heater units share the same vent system. To enjoy wifi control which enables you to adjust your water temperature and monitor your system from anywhere in the world consider a model that s econet enabled. For rinnai condensing boilers.

2 on top and 2 on bottom. Tankless water heaters can be vented in two ways. In fact tankless water heaters save up to 16 square feet of space. Tankless water heaters which are installed indoors attract air from the outside.

Direct vent units attract outside air from the house or building while power vent units solely need an exhaust vent and should be installed in a larger area for receiving sufficient air amount for combustion. The air intake filter is located inside the tankless water heater. Gas tankless water heaters don t have to use indoor air for combustion. This configuration allows tankless units to fit in smaller spaces.

Tankless water heaters which are installed outside enable to provide free indoor area. Air intake filter for rinnai boiler. Concentric vents provide a couple of advantages. Direct vent units pull in air from outside the home or building and have two vents one for intake and one for exhaust.

What code would does apply in this case. I have the option to let our new tankless water heater intake indoor air it will be installed in a semi finished basement or intake it from the outside. Direct vent and power vent. Tankless water heaters are vented in two ways.

For use with sensei se tankless water heaters condensing and m series. Direct vent water heaters can use two separate pipes for intake and exhaust but some manufacturers offer concentric venting a single pipe that contains an inner exhaust vent and an outer intake vent. Tankless water heaters are ventilated in two ways. Air ducts required for combustion must be at least 3.

Tankless water heaters don t always need two ventilation pipes even for direct vent units. It is held together with 4 screws. One combustion air opening must be installed within 12 inches of the water heater s upper enclosure and another within 12 inches of the lower. Power vent units use indoor air for combustion and simply vent the exhaust to the outside.

Our furnace boiler intakes indoor air as currently installed so logic tells me i could do the same with the tankless water too. Power vent and direct vent. If you want to free up even more space inside your home consider a rheem outdoor tankless water heater.