Shall we quote the famous £1 for the hammer, £99,999 to know exactly where to hit the hammer?
They are gas safe fitters whom have to pay to train and recertify, so it certainly isn't a cheap job (although if they do a crap job you'll know about it forever more).
Extra cost certainly could be attributed to power flushing which could be risky if you have old pipework.
They are gas safe fitters whom have to pay to train and recertify, so it certainly isn't a cheap job (although if they do a crap job you'll know about it forever more).
Extra cost certainly could be attributed to power flushing which could be risky if you have old pipework.