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Honeywell’s Unique Valve

HeatingHelp Administrator Posts: 650
edited May 2020 in THE MAIN WALL

Mark Honeywell invented the Unique Valve in the early 1900s. It gave him a way of connecting a hot-water radiator at just one side instead of two sides.

Read the full story here


  • BH73
    BH73 Member Posts: 3
    I have these same valves in my house. They work great. Problem is when remodeling a bathroom the Plumber removed the radiator and tossed the 90 deg. elbows that connect the valve to the supply and return pipe. Is there a replacement for these elbows? Alternative valve that connects and functions more or less the same?
  • mattmia2
    mattmia2 Member Posts: 9,734
    edited May 2020
    I think Danfoss makes a similar valve with a tube that inserts in to the radiator.