Potable Water Expansion Tank Purpose

These potable water expansion tanks feature a 100 butyl diaphragm and plastic liner to separate the system water from the tanks air precharge.

Potable water expansion tank purpose.

The expansion tank is designed to handle the thermal expansion of water as it heats up in the water heater preventing excessive water pressure. 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. When water is heated it expands due to a phenomenon known as thermal expansion. 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.

We offer a range of expansion tanks for potable and non potable applications. If water pressure gets to high it can damage valves in plumbing fixtures joints in supply pipes and the water heater itself. So when the water pressure gets too high it will flow into your expansion tank instead of damaging your home s plumbing valves fixtures and joints and potentially causing a burst line with immeasurable damages and cost. Potable water expansion tanks.

Expansion tanks are designed to safely absorb the excess water created and prevent relief valves from triggering. Our sizing guide for potable water expansion tanks helps you find the right watts regulator or data potable tank. To do their job these tanks must be properly located sized piped into the overall system and should be checked annually. When your water thermally expands a water heater expansion tank prevents unwanted increases in pressure.

An expansion tank or expansion vessel is a small tank used to protect closed water heating systems and domestic hot water systems from excessive pressure. And the tanks are finished with appliance quality paint to help prevent external corrosion. You install the expansion tank down. To protect the water heater pipes and other system components from excessive pressure when heating water an expansion tank is added to a water heater.

Inside the tank has a rubber diaphragm at around the mid point of the tank. Water expands by roughly 2 as it heats up from 50 f to 120 f. A water storage tank collects water and stores it for later use and timely access. Find out more by visiting our website.

Expansion tanks help reduce water hammer and help protect the plumbing system from stress and damage which leads to longer tank life. The system has a stainless steel sleeve to prevent corrosion something no other manufacturer offers. It is designed to handle that excess water that builds up.