Webstone Pro-Pal dielectric water heater supply valvesWebstone’s Pro-Pal dielectric water heater supply valves simplify the installation and service of any water heater, combining a dielectric union, a ball valve, and a 1/2-inch FIP vacuum relief valve port into a single forged dezincification resistant brass body. For areas where an expansion tank is also required, the dielectric water heater supply valve with expansion tank service is a fully integrated solution. It features an extended arm with a 3/4-inch FIP port and 3/4-inch capped hose drain. Both models are available with or without the vacuum relief valve and a choice of FIP,
