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    Zone Valves (2 Posts)

  • Jimbo Jimbo @ 11:48 PM
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    Zone Valves

    Doing new boiler system, hot water fin tube, with 2 zones valves. installing the zone valves on the supply manifold, do I need check valves between the manifold and the zone valves?
  • Zman Zman @ 12:12 AM
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    You should not need check valves. Not flow can occur with the valves closed.
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