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  1. C

    Flow and return..?

    TYVM MrGas. That answers another question I had. " How do I know if the ice-plugs have set?"
  2. C

    Flow and return..?

    Oi! No hogging my post! :lol: Ok, Freeze Master, 15mm copper pipe and two-way TRV. Will this work or can I expect an issues? Thing is, you see. I am a Plumber, but as Im from South Africa and central heating comes with the weather. Its not something Ive worked with much. But, ney, Ive...
  3. C

    Flow and return..?

    A-ha. I was going to use an Freeze-Master Electric freezer... And the pipe is 15mm copper. But I think Ill change the One-way TRV for a "Bi" it certainly seems to solve 50% of the issue.
  4. C

    Flow and return..?

    So what can go wrong then that you say, might be?
  5. C

    Flow and return..?

    But if I can find out which is which before freezing, then feezing would be fine right? :shock:
  6. C

    Flow and return..?

    Thanks, not sure about an isolation valve, might have to use a pipe freezer. The TRV I got is one directional, hence this post.
  7. C

    Flow and return..?

    Hi there new to the forum. I did go though the first page to see if my question has been covered, but was certainly not going to go through all 1700 pages to check :shock: My question is regarding how to determain the flow and return on a radiator. I need to replace a TRV on a second...
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