I LIVE IN A ONE BEDROOM FLAT AND HAVE A POTTERTON 24 PERFORMA COMBINATION BOILER. I NOTICED LATELY THAT WHEN I SWITCH ON THE CENTRAL HEATING ONE OF THE RADIATORS IN MY LIVING ROOM IS STILL COLD.
I DONT KNOW WHETHER IT IS TURNED OFF OR NOT BUT IT HAS A VALVE AT THE BOTTOW LEFT CORNER WHICH...
