Click here to Find a Contractor in your area.
Welcome! Here are the website rules, as well as some tips for using this forum.
Need to contact us? Visit

Marbles and Ghosts

HeatingHelp Posts: 437
edited October 14 in THE MAIN WALL
imageMarbles and Ghosts

If ghost flow starts haunting your system, try this troubleshooting trick.

Read the full story here


  • Labenaqui
    Labenaqui Member Posts: 18
    Recently replaced the B&G Flow Checks on my 50 year old gravity-enhanced hydronic system. They served well as heuristic "twiddlers" in unpowered operation.