for expansion tanks
These ball valves are installed directly upstream of the expansion tank and allow it to be safely shut off and drained during servicing or replacement, without having to drain the entire heating system.
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Automatic shut-off cock for an expansion vessel, with drain cockFor domestic water...
Ball shut-off valve for expansion vessels with drain cock.For domestic water...
Ball shut-off valve for expansion vessels with drain cock.For domestic water...
<p>HERZ - Service valve for expansion vessels.<br> Designed for...
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Frequently Asked Questions
- Why install a valve in front of the expansion tank? It allows the tank to be replaced or its pressure checked separately without affecting the rest of the system.