Tankless Water Heater Exhaust Outside

If you have a gas fueled tankless water heater that is installed inside the house it needs to be vented to the outside.

Tankless water heater exhaust outside. Below we ve highlighted what size water heater you would need in our example of 6 5 gpm at a 63 f temperature rise. Noritz 11 1 gpm liquid propane indoor direct vent recirculating tankless water heater max 199 000 btu h model nrcp111 dv lp view the nortiz tankless water heater. In fact tankless water heaters save up to 16 square feet of space. Simply locate the appropriate water heater sizes on ecomfort using your information.

Exclusive rheem performance plus 8 4 gpm natural gas mid efficiency outdoor tankless water heater with brass service valves bundle model eco180xln3 1bsv 819 99. Tankless water heaters are ventilated in two ways. Tankless water heaters can be vented in two ways. To make venting easiest install your tankless water heater on an outside wall.

Power vent and direct vent. As the venting is much shorter for outdoor gas heaters there s no condensation. Direct vent units pull in air from outside the home or building and have two vents one for intake and one for exhaust. Once you have your total flow rate and the required temperature rise you can find the right size tankless water heater for your home.

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. But if you have an outdoor unit then you don t need a vent as the exhaust is already outside. A tankless water heater requires a 4 foot clearance from the side or below a door or window that opens unless the unit is directly vented to the outside. Direct vent and power vent.

Tankless water heaters are vented in two ways. It doesn t matter if the gas is natural gas or propane this fact remains the same. Tankless water heaters can be vented in two ways. Direct vent units pull in air from outside the house so they have two vents for intake and exhaust.

This configuration allows tankless units to fit in smaller spaces. Then there s the venting. Power vent units use indoor air for combustion and simply vent the exhaust to the outside. Installation is simple even for gas heaters.

Direct vent units pull in air from the outside so they have two vents for intake and exhaust.