Last seen: May 14, 2025
James, On your question: Please explain why a higher flow rate is inefficient and undermines control. When a single pump serves multiple zones, ...
James, Your questions cut right to the core of why these discussions matter. One thing I’ve noticed over the years — and this thread really highli...
@jamespa Whether zoning is needed depends on how the occupants use the space, the layout of the house, and how heat losses vary between areas. It’s n...
The biggest mistake in zoning is basing the zones on superficial factors, such as dividing areas by North, South, East, West, or even upstairs and dow...
You’re absolutely right that many past attempts at zoning and hydraulic separation have failed to deliver the desired results. Poor results, short-cyc...
Hi Colin — you’ve clearly thought deeply about the system design, and your questions reflect exactly the kinds of practical challenges that are often ...
Latest Posts
-
RE: DHW SET UP with Samsung gen 5
Hey I totally appreciate your help and suggestions , so...
By Alfapat , 4 hours ago
-
RE: Ecodan EMP2 kit - is it any good?
Please note: heat meter accuracy at 95+% is as long as ...
By ASHP-BOBBA , 4 hours ago
-
@bart How you getting on with yours now?
By ASHP-BOBBA , 7 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 , 7 hours ago
-
RE: Flow Rate & Low Loss Headers
Houses with reasonably low loss aren't going to require...
By JamesPa , 16 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 , 16 hours ago
-
RE: Jokes and fun posts about heat pumps and renewables
@majordennisbloodnok That’s OK as long as the ‘Terminol...
By Toodles , 1 day 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 , 2 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 , 4 days ago
