Last seen: Aug 4, 2025
@batalto Not as simple as that, you have left out most of the variables.
@derek-m You are wrong, there are a lot more peramiters involved than you think, the inverter system running at low load is increadably efficient as t...
@editor Hi, The figure you see in the plate is a figure based on lab test results and bears no resemblance to real life performance figgures what spo ...
Mars, this is not exceptional, it is normal. Yours could be similar to this if you listened to me. I thought I would post some evidence as I could cle...
@derek-m No, it is not well insulated, it has solid sandstone walls, double glazing and 200mm of insulation in the loft, build at the turn of the la...
@derek-m That is what it was this morning with an ambient temperature od 3 deg C and an room temperature of 21 deg C, because the system runs continuo...
@caroline2000 Hi, it seams like there are some serious problems with your system, the radiators should get warm when the heat pump is on. Unfortunatly...
@batalto B e my guest, ask him, I do not agree with how he designs and seel systems. They are designed and sold, so he does not get a telephone call, ...
@jeff Same thing
If the system is designed and operated properly, you should cut about 20-30% off that.
@caroline2000 Your high temperature is fine buy the low needs to come down to about 20 at 20 Deg C. The thermostats must be at about 30 deg C and no t...
Latest Posts
-
RE: Is a Valliant Inline 6kW heater a BUS buster?
Incidentally this is the sort of thig you can do if you...
By JamesPa , 1 hour ago
-
RE: Humming sound on new install.
Roof trusses and dry lined ceilings are a massive sound...
By AllyFish , 3 hours ago
-
RE: Midea ASHP – how to set weather compensation
@jamespa is right, typically they are far from linear, ...
By cathodeRay , 4 hours ago
-
Funny story Graham, when I started looking to ...
By DREI , 12 hours ago
-
RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 16 hours ago
-
RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 18 hours ago
-
RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 18 hours ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Yes Octopus only have the £9 a month service plan for t...
By NJT , 20 hours ago
-
RE: Who’s Caved and Switched the Heating On Already?
@allyfish Dogs have owners - Cats keep staff. You are o...
By Toodles , 20 hours ago
-
RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 20 hours ago
-
RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 1 day ago
-
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 2 days ago
-
RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 2 days ago
-
RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 3 days ago
-
RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 3 days ago
-
RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 3 days ago
-
RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 3 days ago
-
RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 3 days ago
-
RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 3 days ago
