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VET63
VET63 Member Posts: 1
WHAT PURPOSE DID A WARREN WEBSTER #023 VENT TRAP SERVE

Comments

  • Steamhead
    Steamhead Member Posts: 17,218
    edited December 2010
    It is the main air vent

    for the entire system. 
    All Steamed Up, Inc.
    Towson, MD, USA
    Steam, Vapor & Hot-Water Heating Specialists
    Oil & Gas Burner Service
    Consulting
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