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	RE: Grant 13kW Aerona3 - issues getting zones to temp By Crimson, 2 weeks ago Forum Air Source Heat Pumps (ASHPs)
	Thanks, patience is something I’m trying to maintain (third winter now and I’ve stock piled some wood lol). Thankfully the architect had foresight to hold back more funds to keep this all in pl...
	RE: Grant 13kW Aerona3 - issues getting zones to temp By JamesPa, 2 weeks ago Forum Air Source Heat Pumps (ASHPs)
	Well thats good in a way. Eventually they will be forced to admit that their fixes dont work and actually do what they need to do, if you have that much patience that is! Im really sorry you are havi...
	RE: Grant 13kW Aerona3 - issues getting zones to temp By Crimson, 2 weeks ago Forum Air Source Heat Pumps (ASHPs)
	@jamespa agreed, your comments are basically the heat specialists responses to Grants mail. Got to say, wish A) builder listened to me when said had no confidence in the installers 2023 when they cou...
	RE: Grant 13kW Aerona3 - issues getting zones to temp By JamesPa, 2 weeks ago Forum Air Source Heat Pumps (ASHPs)
	So my comments to this are: Protection against low system volume in oversized or zoned radiator systems can be achieved with a volumiser or bypass valve without system penalty Balanced flow ...
	RE: Grant 13kW Aerona3 - issues getting zones to temp By Crimson, 2 weeks ago Forum Air Source Heat Pumps (ASHPs)
	missed this sorry. No idea why, builder and installers contacted them and they stood by their factors. I think I saw them on some programme after the fact and they were going on about size v ou...
	RE: Grant 13kW Aerona3 - issues getting zones to temp By Crimson, 2 weeks ago Forum Air Source Heat Pumps (ASHPs)
	Forgot to say a few pages back, i got them to send me written evidence from Grant for the LLH. Was some conditions Grant wanted to account for due to mixed emmitters and zones (again, why not just not...
	RE: Grant 13kW Aerona3 - issues getting zones to temp By JamesPa, 2 weeks ago Forum Air Source Heat Pumps (ASHPs)
	Thats strange. Then output of convection radiators is always, so far as I was aware, proportional to DT^1.3. There are minor variations in the exponent, perhaps 0.02 either way of 1.3, but these are...
	RE: Grant 13kW Aerona3 - issues getting zones to temp By Crimson, 2 weeks ago Forum Air Source Heat Pumps (ASHPs)
	Thanks, I’ll try and send docs and soreadsheets next week, away currently. the Eskimos in regards to performance were their correction factors, off top of my head at delta 16.5 it was 0.33 factor inst...