clean system

  1. O

    Flushing new system

    Whats best to use to get rid of any flux etc in the pipework? System volume is about 400 litres (thermal store) so I'm reluctant to chuck 4 litres of Sentinel X300 (£17/ ltr) through if 4 litres of Toolstation own-brand (£7/litre) will do the job. TIA
  2. I

    Reality of not using cleaner after installing new radiators in a clean system

    Regarding: Clean sealed central heating system, powerflushed and inhibitor added a few years ago and system water still remains clear as tap water. Question: After cleanly installing a few brand new radiators with no flux, in reality is cleaner really required before fully flushing the system...
  3. eveares

    How long can you leave a clean CH System without inhibitor in it?

    So I am having one of my rooms tanked and re-plastered as it has had severe damp issues. Well about two weeks ago I fitted a SpiroTech MB3 Magnetic filter to my boiler (Vaillant EcoTec Plus 937) along with chemically cleaning the system followed by draining, refilling and then adding inhibitor...
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