You can trust Polar Plumbing, Heating & Air Conditioning with tankless water heater repair and tankless water heater installation in New Windsor, NY. We have highly qualified plumbers that can tackle any problem, big or small. Tankless water heaters are an expensive investment and also a great feature in your home. But it can be stressful and inconvenient when they suddenly malfunction. If you don’t have hot water, the first thing you need to do is check the power supply and ensure the shut-off valve is not closed. Next, try to check if there’s an error in the water heater’s control panel as that also prevents the water heater from running. Contact us right away when the issue still isn’t resolved, and our plumbers can thoroughly inspect the unit, diagnose the problem and work with you to find the best and permanent solution.