Diggory's latest activity

  • Diggory
    Diggory posted the thread CH drop feed copper pipes in Plumbing and Central Heating.
    I’ve been renewing CH drops in bungalow. I’ve got some drafty gaps that need closing where the 15mm copper pipes come down from loft...
  • Diggory
    Diggory replied to the thread Loft lagging.
    Sorry - that second one for the 22mm pipe is a bit less at 19/22/19
  • Diggory
    Diggory replied to the thread Loft lagging.
    Thanks reply @Exedon - I was meaning the thickness of the insulation 25mm - 15mm pipe - 25mm = 65mm diameter 25mm - 22mm pipe - 25mm =...
  • Diggory
    Diggory posted the thread Loft lagging in Plumbing and Central Heating.
    I’m in process of restoring a Central Heating system in my (old) bungalow. I’d like to improve my pipe insulation in loft - presently...
  • Diggory
    Diggory replied to the thread DANFOSS TRVs - flow rates.
    Thank you @Johntheo5 I’ll need to look/digest that Many thanks D
  • Diggory
    Diggory reacted to Johntheo5's post in the thread DANFOSS TRVs - flow rates with Thanks Thanks.
    If you reduce the flow temperature to 70C then YOU must also reduce the flowrate "manually" (via pump speed), TRV control reduces the...
  • Diggory
    Diggory replied to the thread DANFOSS TRVs - flow rates.
    @Johntheo5 - can I just check something …. If I take the same physical size of radiator, same Δt of 20 but now at a lower flow...
  • Diggory
    Diggory replied to the thread DANFOSS TRVs - flow rates.
    Thank you @Johntheo5 - that’s very kind of you. May I ask; is Δt the difference between flow and return temperatures ? Thanks D
  • Diggory
    Diggory posted the thread DANFOSS TRVs - flow rates in Plumbing and Central Heating.
    I bought some Danfoss TRVs (RAS-B2). They are (dynamic) valves with a preset numbered dial to save faffing with lock-shields to balance...
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  • Diggory
    Diggory replied to the thread OB1 for Caulking.
    Thanks reply @opps. As you say, it’s a bit cheaper than CT1 - I’ll give it a try. D
  • Diggory
    Diggory reacted to opps's post in the thread OB1 for Caulking with Thanks Thanks.
    I have used OB1, it is fine. At one point y local decorators' merchant sold both OB1 and CT1. I found it very slightly thicker than CT1...
  • Diggory
    Diggory posted the thread OB1 for Caulking in Decorating and Painting.
    Has anyone experience of using OB1 for caulking ? Or a recommendation for interior caulking that won’t shrink / crack fall out when I...
  • Diggory
    Diggory replied to the thread Supermatt as finish coat.
    I did - it’s very nice. Much prefer it to the Trade Diamond Eggshell. And it had a nice matt (but smooth) finish; the Diamond Egshell...
  • Diggory
    Diggory replied to the thread Navigating DANFOSS TRVs.
    Anyone had any experience of the DANFOSS RAS-B² Dynamic TRV. …………a good idea or another thing to go wrong ? Thanks D
  • Diggory
    Diggory reacted to opps's post in the thread Supermatt as finish coat with Thanks Thanks.
    With the DT diamond eggshell, the first coat is a bit of a pig to work with. It doesn't flow well. The second coat does though, it...
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