Can I use B vent for tankless water heater?

Can I use B vent for tankless water heater?

All manufacturers' instructions should be followed and you should always make sure that your heater is vented properly. Tankless water heaters can have their venting go either out a side wall with horizontal venting or up through the roof. ... Type “B” gas vent can not be used on most of these heaters for this reason.Sep 11, 2014

What type of vent does a tankless water heater use?

Tankless water heaters can be vented in two ways: power-vent or direct-vent. Power-vent units use indoor air for combustion and simply vent the exhaust to the outside. Direct-vent units pull in air from the outside, so they have two vents for intake and exhaust.Mar 23, 2020

Can you use PVC to vent a tankless water heater?

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 ...Dec 7, 2015

Does a tankless water heater need an intake vent?

4. Outdoor tankless water heaters don't need venting. In warmer climates, it's easy to install a tankless water heater outdoors, with no additional venting required. Tankless units are designed to withstand below-freezing temperatures through self-warming capabilities that prevent freezing and cracking.Sep 17, 2018

Can I use the same vent for tankless water heater?

The tankless heater cannot share vent piping with any other appliance, and it cannot use a masonry chimney flue for venting. Special stainless steel pipe. ... The standard galvanized vent from your old storage tank heater would quickly rust away if your tankless heater vented through it.Jan 23, 2014

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