Recent content by herbystaines

No telling what has gone on with pipework. customer doesnt want the floor up. hay ho

Just a quickie. I have an s plan system, the 2 port for the heating circuits is not passing, when i have demand for hot water only, all upstairs rads heat up. The auto bypass is located incorrectly i.e tee's off before the valve (ok) but tee's back into the cyl return not primary...