S
Sachis
Hi i have a grundfos pump 25-50 130 p/n 59525418
radiators downstairs are cold and upstairs hot after an 1-hr 2 hrs then the downstairs gets hot
i think the pump i have is too weak
would would be a more powerful pump to help with this ?
thanks
radiators downstairs are cold and upstairs hot after an 1-hr 2 hrs then the downstairs gets hot
i think the pump i have is too weak
would would be a more powerful pump to help with this ?
thanks