How to bleed radiators without key

    how often should radiators be bled
    how often should radiators need bleeding
    when should radiators be bled
    do radiators need to be bled every year
  • How often should radiators be bled
  • Radiator key

    How to bleed a radiator!

    How To: Bleed a Radiator

    Now that the temperature is falling, you may have cranked up the heat in your house only to find that one (or more) of your hot-water radiators remains cold.

    If a single radiator isn’t generating heat when the rest of your system seems to be working fine, your problem may be air trapped inside the radiator—a common issue with hot-water heating. Before you call the plumber, try your hand at solving the problem yourself by bleeding the radiator.

    It takes just a few simple steps, and the tools required are minimal.

    How long to bleed radiator

  • What order to bleed radiators
  • How to bleed a radiator
  • What happens if you bleed a radiator with the heating on
  • Should you bleed radiators when hot or cold
  • Give it a shot! You’ll have the place all warmed up in no time.

    Tools & Materials

    Bobvila.com may earn a commission from purchases made through these links.

    Step 1

    Before you get started, it’s important to make sure your heat is turned off.

    If you leave it on during this process, there’s a chance that you’ll actually introduce more air into the system.

    Step 2

    Next, find the radiator’s bleed valve. This small valve is usually located at the top of one side of your radiator.

    Once you find it, you’ll need yo

      how often should you bleed radiators
      do i need to bleed radiators every year