Electric tankless water heaters range from $500 to $800 while gas tankless water heaters cost between $750 and $2,300, ... You May Also Be Interested In Tankless Water Heaters Available On Home Depot.

Gas-powered tankless water heaters cost between $1,000 and $1,500, ... On Home Depot. 2. Rheem Performance Platinum 9.5 GPM Liquid Propane. Pricing. Very good. Customer reviews. Good. Max GPM.

They use about 60 percent less energy than standard electric water heaters. And while they cost more than electric-only models, ... Rheem tankless water heaters are available at Home Depot.

Why not: The initial installation of a tankless water heater can be costly. Home Depot, for example, estimates the total average installed cost of a tankless heater at $4,300, and higher if you ...