Honeywell T4021GB Classic TRV Sensor Head
The Honeywell T4021GB is a classic sensor head. The T4021GB is a spare replacement sensor head for Honeywell Classic’ TRV.
This particular design is comes as a White and Chrome sensor head. It is designed to fit both angled and straight valves!
We stock a wide range of TRV’s and replacement sensors
Call our sales team on 01543 509444 for more information, help and advice.