Get hot water on demand right when you need it and only when you need it. Our tankless water heater doesn't pre-heat and stores water like conventional models, so it uses less energy. The heat-on-demand design gives you an endless flow without the need to run your faucet or showerhead until the water warms up, so you use less. No tank means it installs right where water is used - under the sink, in a vanity - to save space. It's the perfect upgrade for smaller or eco-friendly homes.