Last seen: Sep 4, 2025
i’ll join you. Heat pumps aren’t special, they are just another heat source for a heating system boiler manufacturers use the same compensation c...
@webcmg why did you want heat in the radiators…the whole point of any heating system is to have warm rooms, NOT hot radiators!
@derek-m the difference is of course what happens in your industry stays in your industry, but what happens in the heating industry leaves a wake of u...
@derek-m we do ask and nothing happens. Genuinely whilst are regulatory standards are not in line with the manufacturing countries, nothing will chang...
yes a lot of more engaged installers are is in despair. Over the years there have been efforts to engage manufacturers and update training. it meets ...
As an installer i can assure you there is no training on weather compensation, its correct application and the multitude of parameters anywhere. Those...
@kev-m a circulation pump is used to circulate hot water around a loop to reduce the wait at a tap. presumably the cylinder has moved further away fro...
Radiators all are sized for peak load AND a rapid heat up time. If the rapid heat up time is designed out with weather compensation there is no need t...
if that is not happening then opportunities for efficiency are lost two ports create standing losses ie wasted heat they can be used with the rig...
The key to optimising energy efficiency with a heat pump and condensing boiler is constant flow with variable temperature. Thus as room temperature ri...
i stop looking when i see two port valves and i’m a 62 year old heating engineer. high efficiencies can only be delivered with constant flow and varia...
@london-trader really it depends on floor structure. ceramic tiles on screed can have a curve as low as 0.2 or 0.1 also make sure the time windo...
- 27 Forums
- 2,520 Topics
- 58.6 K Posts
- 6,571 Online
- 6,800 Members
Join Us!
Worth Watching
Latest Posts
-
@editor has said a lot but let me address this one head...
By JamesPa , 7 hours ago
-
RE: How to control DHW with Honeywell EvoHome on Trianco ActiveAir 5 kW ASHP
Well I've had an interesting few days and would like to...
By giganto , 8 hours ago
-
RE: Peak Energy Products V therm 16kW unit heat pump not reaching flow temperature
Yes, here's mine. From the service manual parts numbers...
By bobflux , 12 hours ago
-
RE: Underfloor Heating Installation Issues with Heat Pump
Thanks for sharing your observations, both of you. From...
By Jonatan , 12 hours ago
-
Had to learn the hard way 🤣 now I'm sharing T...
By bobflux , 12 hours ago
-
RE: Issue with a Grant Air Source Heat Pump & Tado Smart Thermostat
Im assuming from your original post that hysterisis ref...
By JamesPa , 13 hours ago
-
RE: Heat Pump vs New Gas Boiler for Inherited House - Worth the Extra Cost?
Hi @fretless6 Mike, I have experience with Taggas (Re...
By Old_Scientist , 15 hours ago
-
RE: Daikin Altherma 3 LT compressor longevity question
@bobflux With my limited HA skills I can't ad...
By Ubert767 , 16 hours ago
-
RE: Testing new controls/monitoring for Midea Clone ASHP
Now seems a good time to summarise the costs and effici...
By benson , 20 hours ago
-
RE: Tell us about your Solar (PV) setup
@mk4 Charge to 100%, discharge down to 10%.
By bobflux , 21 hours ago
-
RE: Connecting Growatt SPH5000 over wired ethernet rather than wireless
The simplest wired option is usually the Growatt Ethern...
By Jonatan , 1 day ago
-
RE: Electricity price predictions
@jamespa And it seems some of the nasty public cloud...
By Batpred , 1 day ago
-
RE: Jokes and fun posts about heat pumps and renewables
Technology is rapidly advancing. BBC News reported th...
By Transparent , 2 days ago
-
RE: Do Fridges and Freezers have COP ratings?
@editor Thank you all for your replies and submitted in...
By Toodles , 2 days ago
-
I know and yes. The secondary deltaT wont necessaril...
By JamesPa , 2 days ago
-
RE: Designing heating system with air to water heat pump in France, near Lyon
Just love the way you put it! 🤣
By Batpred , 2 days ago
-
RE: Safety update; RCBOs supplying inverters or storage batteries
Thank you for sharing. So it seems that your Schneid...
By Batpred , 2 days ago
-
RE: Forum updates, announcements & issues
@upnorthandpersonal thanks for the thoughtful, consider...
By Mars , 3 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@mk4 All 21 panels have their own Enphase IQ7a microinv...
By Toodles , 3 days ago
-
RE: Setback savings - fact or fiction?
Great, so you have proven that MELCloud is consistently...
By RobS , 4 days ago
-
RE: Mitsu PUHZ120Y 'Outdoor Temp 'error?
Thanks David & James It almos...
By DavidAlgarve , 4 days ago
-
RE: Surge protection devices SPDs
@trebor12345 - your original Topic about the right type...
By Transparent , 4 days ago
-
RE: Help needed with Samsung AE120RXYDEG
@tomf I’ve been sent this from a service engineer at Sa...
By Mars , 4 days ago


