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

PIPES KNOCKING

GREENMAN
GREENMAN Member Posts: 25
WHAT WOULD CAUSE THE PIPES ON A HOT WATER BOILER TO KNOCK.

WE CHANGE THE EXPANSION TANK AND BLED THE BOILER AND IT WORK FOR ABOUT 3 WEEKS BUT IS HAPPENING AGAIN

Comments

  • kcopp
    kcopp Member Posts: 4,463
    it could be....

    a number of things. Too high a water temp., too little pressure, air in the lines, improper piping or expansion noise from the pipes rubbing up along the wood....kpc
This discussion has been closed.