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Guys, I'm looking to strengthen the floor joist in my 1860's house. The timbers vary between 5 and 5 3/4 inch depth and 3 inches wide. The bedroom floors on either side of the RSJ are very bouncy, hence I dropped all the plasterboard to expose the joists to investigate. Span is 3.7m on one...

HI, Just been to look at the above boiler to find the boiler cycling when calling for CH. Overheat stat kicks in until cooled then restarts again. No heat out of the CH flow pipe. Is this a Wax Stat at fault?? Also, I've got a dodgy copy of the manual in PDF that not really readable in...

Hi there, Firstly what happens:- 1.my sister comes home from work and switches on CH. 2.Water kettles up and then dumps the CH water out the PRV. 3.Low pressure LED on as you would expect. Jobs already completed on the boiler:- 1.Re-pressurised the CH Expansion vessel to 15psi...

Hi, I've jsut replaced the diverter valve on this combi with a new one. All was fine for a few hours, but now it just comes on for 10 secs that turns off. Checked the Heating Flow pipe out of the heat exchanger - red hot! Checked the pipe after the valve - still cold! Looks like its still...