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: Load Compensation and Weather Compensation
A Salus auto balance UFH valve, could be a simple bolt ...
By Johnmo , 22 minutes ago
-
RE: Vaillant & OVO partner up to offer Heat Pump Plus
@ecodan-efficiency On the other hand, the fact that the...
By Richard24738 , 2 hours ago
-
RE: How accurate was your heat loss survey?
@scalextrix for our house 1950s detached the air leakag...
By Judith , 4 hours ago
-
Move to a different contractor, 16mm pipe every day not...
By Johnmo , 15 hours ago
-
RE: Nibe F2040 periodic warm water increase fails
Ok. The key point I think you have made is that the er...
By JamesPa , 15 hours ago
-
RE: Air Changes per Hour - ACH and the MCS requirement
@matwin If you plan to commission one it might b...
By JamesPa , 16 hours ago
-
RE: Jokes and fun posts about heat pumps and renewables
In a similar vein, this recent spell of sustained good ...
By Majordennisbloodnok , 21 hours ago
-
RE: Home energy storage & battery register
By the end of next month... 8 kW PV + Tesla Powerwall...
By Algienon , 22 hours ago
-
RE: Enabling WiFi: Samsung ASHP on Smart Things App
@grahamh-uk Yes, I have the same Samsung controller p...
By Old_Scientist , 23 hours ago
-
RE: Various different approaches to battery storage.
I thought I'd share my story/journey and experiences he...
By Old_Scientist , 24 hours ago
-
RE: Commencing on an ASHP Installation Process
It varies by room, but the conservatory is assumed at 2...
By Sheriff Fatman , 1 day ago
-
RE: Antifreeze top up for my heat pump - is this a rip off?
@editor @sallyl As Mars said, there are 2 different typ...
By Brendon Uys , 2 days ago
-
RE: Renewables & Heat Pumps in the News
Here on the Forum we're going to need to be increasingl...
By Transparent , 2 days ago
-
What I Wish I Knew Before Installing a Heat Pump
I’m putting together the next Homeowners Q&A episod...
By Mars , 2 days ago
-
RE: Planning Update: 1 Metre Boundary Rule for Heat Pumps Has Been Scrapped
In Scotland they still follow the MCS rules, so the noi...
By Johnmo , 2 days ago
-
RE: Getting the best out of a heat pump - is Homely a possible answer?
@johnmo and @benson Thanks! I was aware there was a p...
By MarcT , 3 days ago
-
RE: Is your heat pump insured?
My insurer just asks the question: "Is your home heated...
By AndrewJ , 3 days ago
-
RE: Say hello and introduce yourself
@cathoderay Ah yes, that’s the name! The Heat Pimp, It’...
By Toodles , 3 days ago
-
By the way, I also think our industry need to get on bo...
By ASHP-BOBBA , 5 days ago
