Tankless hot water heaters, or “on-demand” water heaters, are very energy efficient and can save you money in the long run.

Here is a video by Stew Millet of Miles Plumbing demonstrating how these on-demand heaters work and what makes them so energy efficient.

With a tankless hot water heater, you’re not wasting money by constantly heating water in a┬átank, waiting for someone to use it. Tankless systems give hot water on demand when you need it, so you wont be wasting energy heating unused water.