Add a new control to your old radiator by installing a thermostatic radiator valve.

Project details

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What Does a Thermostatic Radiator Valve Do?

Thermostatic radiator valves control the heat output from a single radiator for better energy efficiency. In doing so, you also create mini-zones in your heating system.

Thermostatic Valve Installation in 13 Steps

  • Drain water from radiator.

  • Use pipe wrenches to disconnect old valve from radiator.

  • Remove spud using a spud wrench and pipe wrench.

  • Apply thread sealant to new spud, then wrap single-strand wicking around the spud threads.

  • Use a spud wrench and pipe wrench to install the new spud.

  • Apply pipe dope and single-strand wicking to the threads of the existing pipe.

  • Install the new thermostatic radiator valve and tighten with a pipe wrench.

  • Apply pipe sealant to face of spud.

  • Tighten connection between spud and new valve using a pipe wrench.

  • Drill hole in radiator cover.

  • Feed wire through hole, then screw sensor to side of radiator cover.

  • Connect the sensor’s wire to the valve.

  • Slide radiator cover into place.

    Related

How to Install a Thermostatic Steam Radiator Valve

Tools & Materials

  • pipe wrenches
  • Spud wrench
  • Drill/driver
  • twist bit - 3/8-inch