Thanks Ian, was looking for as like for like if possible to aid a DIYer swap over.
I spent a bit of time observing the issue with the heating not kicking in yesterday and realised the problem appears to be with the SUNVIC SZM1801 - 2 PORT ACTUATOR. This is situated next to the pump and it is...
Hi,
I think my pump is faulty as sometimes when I turn up the heating the pump doesn't kick in, definitely getting more frequent and the misses is complaining. After turning up the heating this morning, I noticed the radiators weren't getting warm. When I went into the airing cupboard I could...