Thus the using costs and venting costs are quite low.
Direct vent tankless gas hot water heater.
A direct vent water heater draws air for combustion from outside your home rather than inside.
For pricing and availability.
View the performance plus tankless gas water heater 799 00.
Tankless water heaters are ventilated in two ways.
Direct vent gas water heaters are a type of gas water heater best suited for use when there is insufficient ventilation within the installation space in your home.
One is for intake while the other for exhaust.
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The exhaust gases and excess heat produced by your water heater are then vented back outdoors.
Power direct vent 80 power vent 2 available in california.
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.
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Power vent and direct vent.
For most direct vent systems two pipes are used.
But many manufacturers now adopt concentric vents only.
Direct vent tankless water heaters require no extra power the exhaust gas is drawn out vertically through separate vent duct.