Gas Water Heater Expansion Tank Replacement

An expansion tank is used to prevent issues related to excess pressure from your home s hot water supply.

Gas water heater expansion tank replacement.

Thus procedure allows you to replace the expansion tank without draining the entire house o. The expansion tank s purpose is to protect your house s hot water system from excessive pressure which can cause damage to fixtures your water heater lines and or fittings. Tankless water heater systems provide a continuous flow of hot water on demand without the use of a storage tank. Easy do it your self hot water expansion tank replacement.

It is designed to handle that excess water that builds up. How much does a water heater permit cost. This may seem like an easy question but it is also one that many people do not actively think about. Expansion tanks are installed down the line from the inlet valve that supplies the water heater in your home.

The first permit is for the water heater itself. If you have a tankless water heater you don t have to worry about an expansion tank because you don t have a primary tank to begin with. If you have a gas water heater remove the flue pipe while the water is draining. Open a hot water faucet and drain the water from the tank.

This is as easy as heading down to the local planning or building department to ask for one. Once the h2o is gone it s time to disconnect the water heater from the hot and cold pipes. Replacing your water heater expansion tank by yourself can save you a lot of money and time. You re only looking at 20 to 100 out of pocket as opposed to several hundred dollars to call in a plumber.

Without it you would be at risk for damage to your water lines fittings and water heater. However if you have a traditional tank style water heater you will most definitely need to consider if an. With the right tools and this guide you will be able to replace the expansion tank on your water heater without calling a professional plumber. In addition to their compact space saving design tankless water heaters can reduce your energy consumption by 30 40 percent compared to conventional tank based units and last 20 years or more.

This is a great diy how to change a potable water expansion tank. Inside the tank has a rubber diaphragm at around the mid point of the tank. Pressurized air goes below the diaphragm in the bottom half of the tank and water flows in and out of the top half of the tank. What type of water heater do you have.

Just follow the steps below to safely replace your water heater expansion tank.