Old CH, new (wireless?) stat?

[T i m]

No! What are the chances eh. ;-(

Ah, so that emulates the TRV head in it's most 'off' position. That gives me another test opportunity.

Cheers, T i m

[fred]

In article , Davidm writes

Fitting a blanking disc to the open comp end with a spare compression nut will keep you super safe for the duration of works.

A couple of turns of ptfe tape on the taper mean that you only need to give it the slightest nip to make it water tight.