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ok first, i have to say thanks for everyones help with this..... .....I topped up the CH today and then closed all the ISO valves... and the boiler held the water pressure.... so hopefully that means the boiler is ok. ... when i was topping up i could here a hissing/release of air coming...

its the plastic one thats dripping..... ....Could it be a problem with the boiler or with the speed of the pressure dropping, has it got to be a leak?

hi micky the boiler is on the wall in the kitched, there appears to be two pipes coming out the wall the other side. One is plastic 15 mm pipe which goes into the drain, the other is a copper 15 mm pipe that is just open and appears to be cut off about 4 ft from the ground. So im guessing that...

just checked the pipe and they is water dripping from it

thanks for the swift response, the boiler is a ravenheat CSI 85 BT. I couldn't see anything leaking out when i looked, and im guessing that it would be quite a lot? When i do top the boiler up the pipes at the top do hiss, as if pressure is being released??

Hi All, I live in a ground floor flat with the central heating pipes running under the flooring..... you know where this is going! anyway i top the boiler up and within 10 mins the pressure drops from 1 bar to 0. This would indicate to me a leak somewhere. The bathroom is currently being...

because of the model or the boxing?

We had a combi boiler fitted about 18 months ago (ravenheat) and we are now redoing the kitchen. Can all combi boilers be boxed in? Would I have to check with the manufacturer? Cheers neil

it doesn't appear to be branded. i am installing it now and with the boxing and tiles, etc the pipe is short. im not sure what im supposed to be looking at on the screwfix page, sorry could you explain... cheers neil

Hello, I made the mistake of buying a concealed cistern from ebay which appears to be have a number of foreign fixings.... I need to extend the flush pipe (only around 5 - 10cm) but i can't find a piece of pipe to fit. The pipe appears to be 42mm? which i can't find anywhere. Any...

Hi there, Recently our combi boiler pressure has been dropping drastically to the extent that we have to top it up in the morning to have a shower (the pressure has dropped to 0). So it sounds like a leak somewhere....... We have now turned the central heating on and have found that one rad...