Can you replace a gas water heater with a tankless water heater?

More BTUs means more heating power. Keep in mind, however, that most conventional gas tank water heaters were not installed with a tankless retrofit in mind. The higher the energy factor, the more efficient the water heater. For a household of one or two people, a tankless electric unit will probably be adequate.

How hard is it to replace a tankless water heater?

Tankless water heaters cost more than traditional tank water heaters; typically about twice the price for the unit alone, depending on what flow rate is needed. They’re also more difficult to install, as they have special venting requirements and often need larger gas lines because of the higher BTU rating.

How to switch from gas to electric tankless water heater?

It seems like a big change but it’s actually pretty simple! Let’s start with the steps you’d need to take to switch to an electric tankless water heater from a gas tank water heater. Consult with EcoSmart on the proper size tankless water heating unit for your home and needs. Have a site inspection with a plumber and electrician.

What to do when replacing a gas water heater?

If you’re replacing an older water heater tank, start here: Turn off the water supply to the water heater. If it doesn’t have a shut-off before the unit, turn the main water supply off. Turn off the gas supply valves to the water heater and any power that may be feeding the unit.

How big of a line do I need for a tankless water heater?

A water heater tank might have a 30k BTU/H input, whereas a tankless may need 90k to 130k BTU/H. For this reason, it is likely that you will have to run a newer, larger gas pipe from your gas meter to feed your new tankless gas water heater. In most cases, you’ll have to jump up two sizes – from 1/2-inch to a 1-inch line.

How much does it cost to replace a hot water heater?

But here are some general estimates from Homewyse.com: Average cost to replace a hot water heater: $616.06 to $786.99. Average cost to install a tankless hot water heater: $835.52 to $1,063.38.

How much does a new tankless water heater cost?

A tankless water heater is one way to ensure that you never again experience any unexpected cold showers. But these devices don’t come cheap: the average cost of a tankless water heater, with installation, is approximately $3,000.

How much to install tankless water heater?

Electric tankless water heaters also cost less to install than gas units. The installation costs for electric systems range from $800 to $1,500, while installation for gas units cost between $1,000 and $1,500.

How much does it cost to replace a hot water tank?

Total cost to replace a water heater, tank style, mid-size and average quality, is about $700, including the heater, related materials, labor, and disposal of the old unit. The cost to install a tankless water heater is closer to $1000, not including any gas line upgrades that may be required.

What is an instant hot water heater?

Tankless water heaters-also called instantaneous, continuous flow, inline, flash, on-demand, or instant-on water heaters are water heaters that instantly heat water as it flows through the device, and do not retain any water internally except for what is in the heat exchanger coil.