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.

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 ...

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

The purpose of a vent (also known as a flue or smoke pipe) is to carry out the exhaust produced during combustion in your gas water heater. (Gas appliances also have vents.) Electric water heaters ...

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 ...

Washington — The U.S. Consumer Product Safety Commission, in cooperation with A.O. Smith Water Products Co., has announced a voluntary recall of the company's 75-gal. natural and propane gas water ...

Homefix: Dwight Barnett answers home-improvement questions. This week's topic is on a water heater, a carbon-monoxide detector and changing air-pressure problems in a home.