Sandy asked ... Replace vertical gear on Singer Fashion Mate 252?    |    Blaablaa asked ... How can I fix?    |    pete asked ... Flymo 330 turboglide?    |    keith asked ... Fuseboard( s) location of renault trafic t1100 1993?    |    Janet asked ... Neff B1641 door not closing at top?    |    Click here to ask your question

Vaillant ecotec 418 needs a new heat exchanger?

How hard is this to change, the boiler is open vented, heat only. I am "Gas Safe" registered.
Roger Humphries, November 2011
link Click here to see other fixes for Vaillant.