What Is The Small Tank Above My Water Heater

The common residential expansion tank looks something like a small propane tank.

What is the small tank above my water heater. 0 2 why not think of a pressure regulator. At the bottom there is a threaded pipe connection. On the top it has an air valve like you see on most tires called a schrader valve. Usually they are the same size as basketball depending more or less on the size of the water heater they serve.

At the top it has an air valve like the one seen on most tires called schrader. The most common colors are off white or blue. It is designed to handle that excess water that builds up. That blue tank relieves the.

A water heater expansion tank is an additional small thank that is attached to your water heater unit. That is an expansion tank installed on the water supply pipe to the water heater. Common residential expansion tank looks like a small propane tank. A water heater expansion tank is a safety device sometimes called a thermal expansion tank.

It is an overflow receptacle that alleviates the pressure caused by the normal thermal expansion that happens when water is heated. Flexible water supply tubes are the most common cause of leaks above the water heater since it is common for these tubes to fail long before the water heater is ready for replacement. A water heater expansion tank is another small tank that is attached to the water supply pipe of the water heater. The expansion tank is designed to handle the thermal expansion of water as it heats up in the water heater preventing excessive water pressure.

0 3 i get the main pro but aren t there any cons of using a regulator. 2 simple fixes for your main water line pressure relief valve leaking issue. If there is insulation around the supply tubes remove it so you can inspect and replace the tubes if necessary. Its a expansion tank if you are on city water there is a double check valve in your meter crock along with the water meter and possibly a pressure regulating valve.

1 why is my hot water tank overflow pipe dripping. 0 1 is the electric water heater pressure relief valve leaking again and again. A good installation will help maintain minimal pressure increase caused by thermal expansion can reduce water hammer and help protect plumbing components from strain.