Recent content by Mrak

Thanks for that. Definitely a Y plan then, it uses a 3 port valve. Yes, definitely keeping the programmer, the reason why I went for the HC60NC and HCW80 is that they appear to be one of the most simplistic. Out of interest, what does the neutral feed to the original 'Stat do? Using my...

Hi, My heating and hot water is on a old sundial plan (does that make it an S plan?). I've already swapped the ST1000 programmer for a ST6400C without any problem. Now because the 'stat is about 2 foot away from the hot water tank I was planning on swapping it for a wireless version, the...