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thanks for your help

Thanks for the reply. I have topped up the pressure each time after bleeding. How can I rule out the scenarios you gave before having to get someone round with thermal imaging to look for a leak under the floor? thanks for your help

I have moved to a house that has a Ferroli 25c optimax condensing combi boiler that is losing pressure from 1.5 bar to 1 bar over several days. The pressure rises to approx 2bar whilst heating is on and the prv has been replaced in recent months after filling loop accidentally left open. Most...

thanks everyone. Got rtid of Norton and is now 10 x faster

thanks for the replies will give it a try. The router has built in firewall and I already have spybot so will try one of the free antivirus programs thanks again

thanks for that. If the leak was in the boiler would I see water from the PRV because there isn't any coming from there?

Thanks for your reply. It is a combi boiler and apart from the pipes coming down from the boiler the other pipes are under the floor

I have a Ferroli 25c boiler that is losing pressure. It is fine when heating is on and loses fairly quickly when cold. I assume this is a leak that stops when hot and therefore pipes are expanded. The pipes are under concrete / tiled floors so how can I find it. Someone suggested leak sealer but...

I have just switched to BT broadband and Norton is included as part of the package. On start up the pc is now incredibly slow and the we browser keeps locking up . When I report the error it says that the Yahoo browser has caused it and to download a later version. No newer version seems...

thanks , will give it a go

I am losing pressure and so seem to have a leak. I have seen fernox concentrated leak sealer which I can inject via a rad and says is designed for combi boiler systems. However a plumber acquaintance says I shouldn't use it as it may damage the boiler. Anyone got any advice? Obviously it would...

Thanks for that. It was a friend of a friend who is a plumber If it is a leak I have seen Fernox produce a concentrated leak sealer to inject into the system. It is designed for sealed systems. Is there a potential risk with doing this or is it worth a try?

I have a sony vaio pc which has alwys worked well. Recently it has started to run incredibly slowly. I have deleted all unnecessary files but don't know what to do next. I have had firewall and anti virus software on the system but could it be infected?. My son uses the pc and a friend of his...

I have just moved house and have a ferroli optimax combi boiler. Initially we over pressurised the system and have replaced the pressure relief valve after it relieved the system . We then had problems with system going up to 3 bar and cutting off. The expansion vessel has been replaced. Now...