Watts Heat H2O Hot Water Recirculator System | Powered by Grundfos | NIB

​ Get instant hot water at every tap! This Watts Heat H2O (powered by Grundfos) system eliminates the wait for hot water, saving up to 15,000 gallons of water per year. Perfect for DIYers—installs in under an hour with no return line or under-sink electricity required. ​Key Features: Instant Hot Water: No more wasting water while waiting for the shower to warm up. Built-in Timer: 24-hour programmable timer—set it to run only when you need it. Universal Fit: Works with all pipe types; mounts directly to water heater (3/4" NPT). Ultra-Quiet: Maintenance-free, silent operation. Energy Efficient: Costs less than 5¢ a day to operate. Condition: Brand New in Box (NIB). Never installed. Note: The outer box has some shelf wear/distress from storage (see photos), but all internal components are brand new and pristine.