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Water heater stands are installed directly beneath the water heater. Because they change the height of various connections to the unit, they must be factored into measurements before a unit is purchased.


Install a new water heater by shutting off the power, removing the old tank, moving the new tank into place, connecting the plumbing and filling the tank. Once the tank is full, leak test and turn on the power.


The best way to install an electric water heater includes setting it on concrete blocks to prevent minor flood damage and adding union joints to the supply lines to make the next replacement easier. Making sure the tank is full before turning on the power prevents ruining the elements.


Installing an electric water heater requires the ability to read a level and work a soldering iron as well as basic electrical skills. An electric water heater has a life span of about 6 to 12 years, so most homeowners will replace one at some point in their lives.


A fast water heater, sometimes called a tankless water heater, heats water on demand as it flows through the unit instead of maintaining a reservoir of water at temperature. These heaters can be more efficient than conventional water heaters, but can be expensive and may provide inconsistent tempera


As of 2015, the top three water heaters are the Whirlpool N40S61-403, the Rheem Fury 22V40F1 and the Ecosmart ECO 27, according to consumersearch.com. The Whirlpool and Rheem models both have a 40-gallon capacity.


The price of water heaters vary depending on the type of water heater, capacity and fuel source. The two basic types include storage tank or tankless, and a gas storage tank water heater costs between $230 and $2,000. An electric storage tank costs between $400 and $3,000 for complete installation.


Water heaters work by using either gas or electricity to heat a tank full of water that is then distributed to taps throughout the house. A thermostat on the outside of the water heater allows the user to adjust the temperature of the water in the heater.


After removing and draining the old water heater, hooking up new flex pipe segments, connecting to the gas supply (unless the heater is electric) and linking to the water supply complete replacement of a hot water heater. Because of the heavy lifting involved, it is wise to enlist an assistant.


There are two major types of water heater, those with a tank and those without a tank. Storage-tank heaters may be powered by gas, electric or solar energy, while tankless models use gas or electric. In addition, water heaters may be tied into a heat-pump heating and cooling system.