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@heacol
Contributor
Prominent Member
Joined: Aug 6, 2021
Last seen: Oct 1, 2025
Profile Activity
Topics: 3 / Replies: 411
AllTopicsReplies
Reply
RE: Aira Heat Pump: Stylish Scandinavian Heating

@editor It is a physical and practical impossibility to balance a buffer in all instances and with varying loads, flow rates, temperatures and compres...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Two Heat Geeks say that an ASHP for my property will cost £25,000

@nicholab I am not sure I understand what you have said, are you saying that the contract they gave you said it would be expensive to run? That back...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Two Heat Geeks say that an ASHP for my property will cost £25,000

@nicholab According to your oil usage, you are using about 12000 Kw house per year, according to the EPC (which will be woefully inaccurate) you will ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Our Vaillant VWL year end review - North East Scotland

@neilhighland Have a look at the Panasonic T cap, a little more expensive but a far superior unit. You get what you pay for.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Ground Source Heat Pump Systems and Their Design
3 years ago
Forum
Ground Source Heat Pump (GSHPs)
Replies: 0
Views: 1655
Reply
RE: Heating and Hot Water Issues with Thermal Store/Heat Pump

Sorry to be the bearer of bad news, your system is designed for a high temperature heat source, back boiler, on-off old type gas or oil boiler or biom...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson Unfortunately unless you change the installation, anything you do will have little effect on the performance of the system. Heating systems a...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson I know they would say that, all Grant is interested in is stopping their unit from suffering low flow errors, they do not care about you and ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson Possibly, but I still think it is a water flow issue looking at the pictures. You will find a huge difference removing the low loss header an...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant 13kW Aerona3 - issues getting zones to temp

@crimson You are fighting a loosing battle, the low loss headers and the high temperature zone valves are tying both arms and 1 leg behind your back. ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: How do I choose a single room MVHR to prevent losing heat in my bathroom ?

Yes it does, a direct swap, same 4" hole. The mini is fine.

3 years ago
Forum
Insulation
Reply
RE: How do I choose a single room MVHR to prevent losing heat in my bathroom ?

I helped develop these, they are brilliant, I have 1 in my house and no damp or condensation.

3 years ago
Forum
Insulation
Page 9 / 35
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