Globaltowne carries a wide range of Webstone Isolation Service Valves for all tankless water heaters. There are many different types of Webstone valves ranging from complete kits to long valves and short valves to complete any tankless water heater installation.
The Webstone Isolation valve set pictured is a Lead-free Isolation Valve Kit for All Bosch Gas Tankless Water Heaters (44443WPR) comes with separate hot and cold isolation valves and a Pressure Relief Valve. Easy two-step installation of your tankless water heater with unsurpassed safety, features and benefits. This is a complete inlet/outlet valve system that provides everything you need for a secure installation, including full port testing and flushing of the system with easy-to-install union connections.
