honeywell cm927

Hello, this has probably been asked a thousand times already, would appreciate a few pointers or corrections before I go ahead as I'm a little nervous although confident in the set-up. I currently have a combi-boiler wired to a Honeywell R6660d Relay Box (thingy?!). There's a wireless Honeywell...

Hi I have ravenheat cs80 (dont judge me ) anyway just had the conversion done so have no roomstat as i told the spark to get rid of it and no trvs on the rads as i've had no time to replace the rads as I've only just moved in. Anyway the ravenheat cs has an internal programmer. I decided to...