Replace Water Heater Thermal Expansion Tank

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

Replace water heater thermal expansion tank.

This is a great diy how to change a potable water expansion tank. This can be a problem in any closed system where water is heated. In a closed plumbing system a standard tank water heater can stress your plumbing pipes and fixtures through the normal thermal expansion that happens when water is heated. Thus procedure allows you to replace the expansion tank without draining the entire house o.

Expansion tanks are installed down the line from the inlet valve that supplies the water heater in your home. For example 40 gallons of water at 60f becomes about 40 6 gallons at 120f creating significant pressure inside the water tank and pipes. Without it you would be at risk for damage to your water lines fittings and water heater. The eastman 4 5 gallon thermal expansion tank provides a the eastman 4 5 gallon thermal expansion tank provides a secure connection to water heaters that prevents dangerous build ups of pressure.

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. Pressurized air goes below the diaphragm in the bottom half of the tank and water flows. This may seem like an easy question but it is also one that many people do not actively think about. If you have more questions about water heater expansion tanks please give us a call or fill out the form below.

Inside the tank has a rubber diaphragm at around the mid point of the tank. Both products absorb the excess pressure in the plumbing system created by thermal expansion. Here s why you might need a thermal expansion tank. What type of water heater do you have.

Replacing your water heater expansion tank by yourself can save you a lot of money and time. 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. About water heater expansion tanks.

The thermal expansion relief valve can replace a water heater expansion tank because it functions similarly. This water heater expansion tank stops hot water from backflowing into the cold water line and prevents hot water from escaping through the pressure relief valve and onto the floor. 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. Just follow the steps below to safely replace your water heater expansion tank.

Both water heaters and boilers for home heating systems can be prone to this kind of damage unless measures are taken to prevent it. A water heater expansion tank can often be replaced without having to replace your entire system.