In other words, the square inch area of the chimney must not be more than seven times greater than the flue piping. A 3-in. water heater flue is just a bit more than 7-sq.in., so the chimney must not ...

A gas water heater is a combustion appliance that burns gas-it must vent the exhaust fumes to the outdoors through a flue (a round chimney pipe). So first look for a flue.

You'll likely never think about them, but water heaters are vital to your home—here's how they work and how to buy the right one.

Installing a water heater vent incorrectly can be extremely dangerous for your family. Learn the wrong way and right way to do it here.

If you’re thinking about buying a propane tankless water heater, you may be overwhelmed by the choices. We created a top-five list here based on factors like pricing, customer rating, max GPM ...

Combustion causes water vapor, which is supposed to flow through the flue connected to a gas-fired water heater. But if the flue is too long or large and it’s not getting hot enough to cause ...

How to turn your water heater into a battery and ditch the gas company. New technology can heat your water and air and store heat energy for when it is needed. May 27, 2025. 9 min. Summary ...

That said, others have pointed out that if your gas hot water heater is old, and the tank isn't well insulated, a blanket should help at least a little—just be sure not to cover the flue, or ...

A natural gas water heater sits on display at a San Rafael, Ca. Home Depot on March 15, 2023. Getty Images “A lot of the major equipment that we’ve invested in will basically have to be ...

FILE - In this file photo, a high-efficiency natural gas furnace, hot water heater and air conditioning system is installed at a home in Ossining, N.Y.

Rooftop flue water heaters should only be installed outdoors or in properly ventilated areas to prevent toxic gas from building up, the Yilan County Fire Department said, after a man in Taipei died of ...