How to Prevent Your Tankless Water Heater from Freezing in Winter
Learn effective strategies to keep your tankless water heater from freezing during cold winters with simple maintenance tips.
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Install a drain-down solenoid valve to automatically drain the water from the heater when it's not in use. Insulate exposed pipes and the heater itself with foam insulation. Use a recirculation system to keep water moving through the pipes, reducing the risk of freezing. Maintain a minimum flow rate to ensure water is circulating, or use an anti-freeze kit specifically designed for your tankless heater model.
FAQs & Answers
- What is a drain-down solenoid valve? A drain-down solenoid valve automatically drains water from your tankless water heater when it is not in use to prevent freezing.
- How can I insulate my tankless water heater? You can insulate your tankless water heater and exposed pipes using foam insulation, which helps maintain temperature and reduces the risk of freezing.
- What is a recirculation system for a water heater? A recirculation system keeps water moving through the pipes, ensuring it doesn’t sit still and freeze in cold temperatures.
- What minimum flow rate is needed to prevent freezing? You should maintain a minimum flow rate through your tankless water heater to ensure proper circulation and reduce the risk of freezing.