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5 years ago we fitted a biasi 28 combi in a new system which was chemically flushed and a inhibitor added, after 18 months while under warranty the pump failed, biasi engineer told customer system required to be power flushed, we removed a rad, the water was clear and clean but we power flushed...

HI all we have a sealed hot water cylinder each time we turn on hot water tap we get cloudy water which does clear after a short time, any one have any way to stop this.

Any one fitted a heat pump and connected to an existing heating system. the system i have is an s plan with an unvented cylinder.

Have a keston qudos 28s boiler that at times does not start for some times up to 15-30min. electric to unit ok, its not the overheat stat as it can happen 1st thing in the morning .any help ????

hi have a valliant combi turbo plus 828 e it sometimes keeps heating running even when time clock and room sat are off ? and some times water does not heat ?? its not the frost stat as it does it when temp, was over 4c. thanks martyheat

valliant turbo max plus 828e problem - sometimes the heating comes on when time clock or room stat are not calling for heat ?? and sometimes water does not get hot ?? any one any ideas[/b]

BOILER RUNS OK FOR A TIME THEN BUILDS UP PRESSURE AND DISCHARGES VIA SAFETY VALVE THE PRESSURE THEN DROPS TO LOW TO RUN BOILER ANY HAD THIS ???