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Last seen: Apr 29, 2026
This is likely thread sealant for the pocket plug, very easy fix if it starts oozing out, unless you get an actual leak it is probably fine, what you ...
Your DT is to low, you do not have enough heat exchange would be my 1st thought, it might explain the short cycling. How old is your home as the app...
I don't know Grant system but most ASHP are very similar. The grant controller should act as the only stat on an open loop for best performance and yo...
@2019ashp can you post a pic?
Yes, I have seen "many times" where the indirect coil connections raise up but no air bleed, it only takes a small amount of air in the line to effect...
@maximumdo Great, good luck with the quotations and getting the works done.
Just one more thing to add, the best UFH is thick screed, next is overlay and next is deflector plates, my advice is if they are looking to give you 5...
These deflector plates are very soft, you can cut them with sharp taylor scissors, sheers or cheep drill nibler. I even found that for you 🙂 as y...
@maximumdo this one has 200mm centres so you could trim the plate to 70mm each side (70+200+70= 340mm) of the pipe so they overlap by 20mm to...
I don't know the Grant system but this is common when there is air trapped in the tank circuit which causes the water to have reduced flow and reduced...
To add, you will probably find the UFH brand they used sells a spreader plate application to suit the pipe, if not I think as standard they take a 16m...
You must heat a mass when using UFH, the only alternative I can think of if you do not use a mass like screed is to use deflector plates that clip the...
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