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- Thu Apr 25, 2019 7:50 pm
- Forum: OpenTherm Setup & Help
- Topic: T4M versus T4R
- Replies: 1
- Views: 108
T4M versus T4R
Hi, I have used a T4M (directly wired, opentherm modulating) very succesfully with Opentherm on an Intergas combi. Just had to enable the Room Compensation parameter on the T4M. I'm looking getting a T4R (wireless) for use with another Intergas combi install. Honeywell say it is Opentherm compatible ...