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Products ...Webstone
Products ...Webstone
“Isolator EXP” service valves contain an inlet and outlet valve that allows for one-man full port diagnostic testing, cleaning or draining of the system and heater with quarter turn ball valve ease. The patent-pending valve set also allows for installation of a heater in minutes with its one-piece design and union connections.
![](/SHT/2005/11/Files/Images/138739.jpg)