How to Install a radiator thermostat with This Old House

Watch this video from This Old House to learn how to install a radiator thermostat.

Steps:

1 Close the valve at base of radiator.

2 Turn off the room's thermostat.

3 Carefully unscrew the existing air vent from side of radiator.

4 Put Teflon tape on threads of new thermostatic steam valve.

5 Thread new steam valve into radiator; tighten with adjustable wrench.

6 Apply Teflon tape to threads of old air vent.

7 Thread old air vent into top of new steam valve.

8 Open valve at base of radiator.

9 Turn on the room's thermostat.