Electric Water Heater Expansion Tank Installation

New water heater tank and installation costs.

Electric water heater expansion tank installation.

An expansion tank can help your water heater last longer and it may even be required in some circumstances. A 5 gallon expansion tank is needed for water heaters up to 100 gallons. Installing a tank water heater might seem easy but homeowners who refinish their basements often create a number of code violations with respect to the water heater. Seems like it is all one big system with check valve back at city meter.

Expansion tanks some systems are considered. 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. Both water heaters and boilers for home heating systems can be prone to this kind of damage unless measures are taken to prevent it. One meter cold supply header to 3 in basement and other cold supply to attic on the other two.

1 500 nationwide costs generally fall within the range of 1 300 to 2 000. A thermal expansion tank alleviates excess pressure in the lines of a closed system. Water heater installation code requirements. Most areas of the country require that water heaters either have expansion tanks or special valves that release the excess water.

Determine which expansion tank you will need. How an expansion tank works. Bottom boards are a buffer made of r 10 or better thermal resistant material that increase the efficiency of your electric heater. It is designed to handle that excess water that builds up.

A water heater expansion tank is an additional small thank that is attached to your water heater unit. Bottom board electric water heaters require insulation when placed in an unheated area to prevent heat loss. I have 5 50 gallon electric water heaters in 4 plex. Code expert glenn mathewson describes 10 common water heater code issues including confusion about drip pans and drains unsupported expansion tanks and plastic vents lack of combustion air and more.

Water expands as it heats up and without an expansion tank attached to the water heater a closed plumbing system can experience damage from this thermal expansion for example when water is heated from the temperature of 50 to 120 degrees fahrenheit the. And when water is heated and expands if it doesn t have an expansion tank to catch the overflow it can cause pipes to leak or even burst. So any expansion could push back into. Damage to your water heater is also possible.

Do i need expansion tanks on hot side of each water heater. Check the manufacturer s recommendations for exact sizing. A 2 gallon expansion tank works with water heaters up to 50 gallons. 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.