Average Lifespan Of Tankless Water Heater

A traditional water heater lasts about 12 years.

Average lifespan of tankless water heater.

A tankless water heater can last up to 20 years sometimes even longer. Unlike traditional heaters though there is little difference in lifespan between tankless gas and tankless electric water heaters. Most water heater manufacturers predict their unit s lifespan to be around 20 years with normal usage and moderate upkeep. A typical gas or oil fired water heater life expectancy is from 8 12 years according to sources we ve researched and report here and for tankless water heaters 18 20 years.

Also called on demand water heaters these appliances do not work continuously to maintain a supply of hot water and. A tankless water heater lasts about 20 years. In both cases they last for around 20 years. With proper care however they can keep providing you with hot water for longer even up to 30 years.

Time frame during the average life span of a water heater the minerals that have dissolved into the water source collect on the inside of the tank and can slowly corrode the tank over time. Department of energy estimates gas fired tankless heaters save an average of 108 in energy costs per year over their traditional tank counterparts while electric tankless heaters save 44 per year. Often more expensive than tank style heaters tankless water heaters can last up to 30 years.