Last seen: May 2, 2025
@gary I get where you’re coming from. But I don’t think you’re undersized . You’re trying to cram in all the heat your house needs into certain peri...
Hi, I'm saying this from my experience, not as a heating expert: Your compressor is turned off for too long periods. You may think the UFH is at ...
@gary how much UFH and how much rads are you? Whats your screed depth and pipe size?
@jamespa yeah, i agree. The time required to fine tune a system is not economical. I absolutely understand why heat pump companies oversize, stat ...
@jamespa yeah, I agreed. My son’s bedroom is on the ground floor with his sisters room above. I need to keep his room all night to over 20 so the fabr...
@jamespa yep, and this is what I'm doing it's the eveness of the spec. If your going to oversize, do it evenly. BUT, and it's a big BUT, having...
@gary Its not the integral tank, so I have a separate pump. My data from the second 1/2 of the winter is that 11.2 should be OK to cover this ho...
@sunandair I can't get my system higher than 35 or 36 degrees, The only way to do that would be to start to close more of the secondary system off.
@sandman1600 What I mean is, your UFH power is 79wm2 I think, at mean water temp 50, so in your house that is 9. something kw of power. they desi...
@sandman1600 If your heat loss is really 14, and your UFH capacity at mean water temp 50 is 9kw, if they are right, the the pump won’t be your prob...
More like “the heat loss report is the heat loss report” The actual heat loss, well, you’ll have live evidence. if increasing primary flow withou...
Latest Posts
-
RE: DHW SET UP with Samsung gen 5
Hey I totally appreciate your help and suggestions , so...
By Alfapat , 6 hours ago
-
RE: Ecodan EMP2 kit - is it any good?
Please note: heat meter accuracy at 95+% is as long as ...
By ASHP-BOBBA , 6 hours ago
-
@bart How you getting on with yours now?
By ASHP-BOBBA , 9 hours ago
-
RE: Air Changes per Hour - ACH and the MCS requirement
@jamespa I love going on the tools, I did it yesterday,...
By ASHP-BOBBA , 9 hours ago
-
RE: Flow Rate & Low Loss Headers
Houses with reasonably low loss aren't going to require...
By JamesPa , 18 hours ago
-
RE: Help me keep the faith with my air source heat pump installation
If it's running on WC then at night it's quite likely t...
By JamesPa , 18 hours ago
-
RE: Jokes and fun posts about heat pumps and renewables
@majordennisbloodnok That’s OK as long as the ‘Terminol...
By Toodles , 2 days ago
-
RE: RDSAP10 effect on existing heat pump EPC rating?
@aaron All features were in place for the last several ...
By AF1 , 2 days ago
-
RE: To relocate or add extra PV panels..advice required
The situation you are currently experiencing is represe...
By apollogrid , 2 days ago
-
RE: I don't need any heating in the summer. How do I turn my Samsung heat pump off?
SmartThings indeed allows remote control over the heat ...
By HCas , 2 days ago
-
RE: Remaining hot water/hot water flow meter
@lakey Hi, I had a quick read through and wanted to see...
By ASHP-BOBBA , 2 days ago
-
RE: I worry I've messed my Samsung settings up somehow
@ecobaker I missed this, sorry So 3031 was set to...
By Joshua , 3 days ago
-
RE: Forum updates, announcements & issues
@old_scientist thank you, and thank you to @Morgan for ...
By Mars , 3 days ago
-
RE: Say hello and introduce yourself
I am a UK based product manager for an energy storage s...
By shawnlee , 3 days ago
-
RE: Thinking of ripping our my IVT Greenline HT Plus C model and replacing with a gas boiler.
That's great and in principle I wouldn't disagree, but ...
By JamesPa , 3 days ago
-
RE: Air source heat pump roll call – what heat pump brand and model do you have?
Mitsubishi 8.5 kW Ecodan Standalone (PUZ-WM85VAA)
By Nell , 3 days ago
-
-
Thanks! That is most useful. I've had a look at the Mid...
By benson , 5 days ago
