Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Apr 29, 2025
Frenchmen, Germans and Blushing Heat Pump "Engineers!" Over the past two years, visiting "Engineers" have produced the most extraordinary comments...
Heat Pumps: Hypothermia & Bankruptcy Having spent ~£14k on a Heat Pump I am now , a 76 year old , Am I Now faced with Heat Pump Hypothermia ?: ...
Is my Heat Pump Too SMALL for Winter AND TOO BIG for Spring? My Heat Pump does Not supply ENOUGH Power HEAT DURING Winter . -- Attachment is not ...
Measuring Cycle and Run Times on a Heat Pump I record the Power Consumed by my Heat Pump on a Daily basis. For example , on 30 th March I get:...
My Heat pump REAL COP ( that measured at the start of the Radiator pipe circuit ) and Heat Pump COP ( as shown by the Heat Pump itself ) are for 28/29...
Design & Measurements of Heat Pump Performance? Wall Thermal Conductivity, U ...............abuse ? Given my own experience, where my "instal...
@editor Why can't Heat Pumps be Mathematically DESIGNED and tested using a program like H2X ?? Buffers as Batteries? With the introduction of Ti...
@editor All Modern Heat Pumps use an Inverter to control Heat Pump Water Power. All modern Heat Pumps have a Minimum Power BELOW which the HEAT PU...
@editor All Modern Heat Pumps will Cycle when operating BELOW the Minimum Inverter Power . Here is a detailed graph of the Power my Heat P...
@editor Heat Pumps ............Short Cycling Older Heat Pumps 1) In all older Heat Pumps the Power was controlled and regulated by binary sta...
@editor To Buffer or Not ? The following jpeg is taken from Kensa: The Docx is given from Kensa : An extract from Kensa : What’s the...
@Mars COP & REAL COP My Samsung Advertises it's Coefficient of Performance, COP on the "Energy Consumption" and "Energy Generated" Displa...
- 27 Forums
- 2,749 Topics
- 64.7 K Posts
- 1,045 Online
- 7,157 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 54 minutes ago
-
@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 54 minutes ago
-
RE: Questions about A2A for heating as well as cooling
@donciccio I would suggest that you take a "fabric-fi...
By Rob of York , 2 hours ago
-
RE: How Accurate Is My DIY Heat Loss Calculation?
Any idea how efficient your gas boiler is? Is it a 50 y...
By Old_Scientist , 6 hours ago
-
RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 18 hours ago
-
RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 1 day ago
-
RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 2 days ago
-
RE: Who's your electricity provider and what's your tariff?
@chandykris Swings and Roundabouts, you win some…. ...
By Toodles , 2 days ago
-
@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 2 days ago
-
RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 2 days ago
-
RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 3 days ago
-
RE: The good, the bad and the not that great – my heat pump installation
@burtis, I’ve followed this thread pretty much from the...
By Mars , 6 days ago
-
RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
First time poster here but I can share my experience as...
By SCH , 6 days ago



