Depending on your needs, three different types of tankless water heaters can be beneficial for houses. Each one has its essential role for specific kinds of systems. When you're getting a water heater put in, you can pick from the following options:
Gas-powered
These tankless water heaters run on gas and are often used in bigger homes or buildings where hot water is used. Even if the power goes out, they're good and heat water fast. But they must be set up safely with proper ventilation and gas supply.
Propane-powered
Propane tankless water heaters are a good choice when you can't get natural gas quickly or are not cost-effective. They're common in places where natural gas lines aren't available, like rural areas. Propane is kept in tanks and can be quickly filled in.
Electric-powered
These are smaller and work well for smaller homes or places with little room. Electric tankless water heaters are good with energy because they only heat water when needed. They're easier to install and don't need special vents. However, they might limit how much hot water they can give you.