Tankless Hot Water Heater Exhaust Vent

Direct vent and power vent.

Tankless hot water heater exhaust vent. For vent kits make sure you read the directions carefully for your particular tankless heater. Tankless water heater venting style permits for multiple emission choices. Tankless water heaters are vented in two ways. In fact tankless water heaters save up to 16 square feet of space.

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. Venting vent kits. 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. 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.

Remember the exhaust is really hot and won t have much space to cool down. The remaining heat creates a hot exhaust gas that requires metal venting typically stainless steel or thick aluminum. By contrast tankless water heaters vents can terminate on a side wall because their combustion fan blows exhaust from the units horizontally. Putting in a tankless water heater outside clears up indoor area and needs no further emission.

Direct vent units pull in air from outside the home or building and have two vents one for intake and one for exhaust. Non condensing tankless water heaters typically transfer to the water only about 80 percent of the heat they generate. To get the most out of your tankless water heater you need the right vent and termination kit. Using a concentric.

This configuration allows tankless units to fit in smaller spaces.