Last seen: Sep 19, 2025
I don't think that ot is necessarily the case that you buy a HT pump for it's HT capability or that the expectation is to run a HT pump at ht. Manu...
It's questionable whether zoning saves money with a heat pump. The saving in lost energy is quite small, and because you need a higher ft as a result...
Thats precisely the same conclusion as I have reached. I have challenged MCS on the method they promote. Their response was that they are aware of...
My property is 200sq m. Two MCS surveys each taking 3hrs came out at 16kW. They ignored fabric upgrades I told them about and double counted room to...
As an example I checked the specs for the 6kW R32 (medium temp) and R290 (HT) Ecodans. They have the same claimed scop at 55C. Obviously there wil...
This is an interesting statement. It suggests your current total emitter capacity is well in excess of demand. So by switching on more emitters you ...
I'm not sure that's strictly true. What is true is that its more expensive to run a heat pump at a higher flow temp than at a lower flow temperature,...
I lived in Cambridge for a while. That wind from Siberia really got to me.
Exactly. Hall, stairs and landing are just another room, like any other.
As you say that will almost certainly be the case with an 'older' (low or medium temp) Samsung model, but possibly not with the HT models. Vaillant,...
Which model Samsung. if its an older one and the max FT is 55, which is quite possible, then its equally possible that the DHW is limited to 55-5=50....
Nothing wrong with a bit of thermal mass unless you want to keep varying the indoor temperature, which is not generally how you aim to run a heat pump...
Latest Posts
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RE: Preparing for 2nd winter in new build house.
We would have gone for 3ph, but the upgrades required t...
By sbm74 , 7 minutes ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
PS another useful observation from the last chart I pos...
By cathodeRay , 1 hour ago
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RE: Boxt Heat Pump Installation Experience
Welcome to the forums. Was there any formal in-person...
By Mars , 1 hour ago
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RE: Say hello and introduce yourself
@transparent Morning. Just put a lengthy post on the AS...
By sbm74 , 1 hour ago
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RE: Big Changes Coming to Our Heat Pump System
@old_scientist 3. Some pipe work is ...
By GrahamF , 1 hour ago
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RE: Help me keep the faith with my air source heat pump installation
@jamespa if I remember the insulation has a notch cut i...
By AdamK , 10 hours ago
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RE: MCS certificate SCOP vs real-world performance
That may be contributing to lower than expected SCOP. ...
By JamesPa , 12 hours ago
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RE: Mitsu PAR-WT60R Wireless Controller - options
How it does it's job is something of a mystery although...
By Abernyte , 19 hours ago
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RE: Powerwall 3 or Myenergi or something else?
Yes I was thinking of outdoor, IP65 batteries with buil...
By Temperature_Gradient , 23 hours ago
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@jamespa Thanks. Yeah any adjustments Ive made at pr...
By cliffhanger , 1 day ago
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RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
By GrahamF , 3 days ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 3 days ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
By Scalextrix , 3 days ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
It is interesting to see what our new Grant Aerona 290 ...
By GrahamF , 3 days ago
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RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
By cathodeRay , 4 days ago
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RE: Ya can’t win! It is S*d’s Law!
@old_scientist If IOF is still running next late spring...
By Toodles , 4 days ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 4 days ago
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RE: Who’s Caved and Switched the Heating On Already?
We've been running our Ecodan system, installed in June...
By Sheriff Fatman , 4 days ago
