How does a retrofit hot water recirculation system work?
How does a retrofit hot water recirculation system work? There is no return piping for the hot water to flow back to the water heater already installed when a hot water recirculation system is retrofitted in a home, so a device called a “crossover valve” is installed under the faucet farthest from the water heater. One is shown above with a red arrow pointing to it. Which is the best Rain Bird retrofit kit? Simple kit that easily converts a conventional spray zone to a low-volume irrigation zone Rain Bird® 1800-RETRO is the easiest and fastest way to convert a...