Recent content by downtheslope5

greenstar 18/25 external heatslave oil combi / drayton LP522. All rads have TRV's

Hi. looking for wiring advice / diagram for drayton twin channel programmer to Worcester external oil combi. (previous boiler had plug in programmer but this does not and wireless one not an option) I have drawn 2 x 3 & earth through to boiler so have plenty options. No room stat involved so...