Which Is More Energy Efficient Gas Or Electric Hot Water Heater

Water heaters are one of the largest energy consume appliances in our modern households.

Which is more energy efficient gas or electric hot water heater.

Water heater key product criteria. Learn how a product earns the label. Consumer reports suggests that if your water heater has a 12 year warranty and you ve been using it for 15 it s likely time to look for one of the more energy efficient options to maximize hot water heater energy savings. Choosing an energy star certified high efficiency electric storage water heater over a standard model can save a family of four over 3 400 in electricity costs over the lifetime of the water heater.

The older your hot water heater the more likely you re losing hot water heater energy savings. Tankless heaters can be 24 34 more energy efficient than regular water heaters for households that use 41 gallons or fewer of hot water daily. A gas or electric water heater s energy factor ef is a measurement that compares the amount of hot water the heater produces per day to the amount of fuel it consumes. Products must meet minimum requirements for energy efficiency hot water delivery warranty period and safety.

Energy gov summarizes the potential tankless water heater energy savings this way. A tankless coil water heater provides hot water on demand without a tank. How to make your hot water heater more energy efficient. Energy efficiency while gas hot water heaters cost less to run due to the lower cost of natural gas electric heaters are actually more efficient.

In fact according to the us department of energy your hot water heater contributes to 18 of your total utility bill. Regardless of whether you have a gas or electric water heater there are simple. For example an electric heat pump water heater typically is more energy efficient than an electric conventional storage water heater. Also an electric heat pump water heater might have lower energy costs because of its higher efficiency than a gas fired conventional storage water heater even though local natural gas costs might be lower than.

The specification covers high efficiency gas storage whole home gas tankless solar and high efficiency electric storage water heaters. 50 more efficient than gas electric water heaters. This is due to the way that the heaters operate. Tankless heaters can be 8 14 more energy efficient for households that use around 86 gallons daily.

A gas heater must vent the spent gas which also takes some of the heat with it.