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Dunlorn
Dunlorn
@dunlorn
Member
Estimable Member
Joined: Dec 14, 2022
Last seen: Oct 6, 2025
Profile Activity
Topics: 7 / Replies: 72
AllTopicsReplies
Topic
Two HP systems without buffer tank?
2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 0
Views: 1512
Topic
Grundfos Secondary Pump Flow Rate
2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 16
Views: 4601
Reply
RE: Icy cold weather, weather compensation and consumption

-10°C here overnight and still currently. House is just about at 18°C, so comfortable, but we've pulled 41kWh so far today. 😱 The one noteworthy thi...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant Aerona 13KW - can I boost it?

@marvinator80 your situation mirrors my own, except my consumption is typically 3-4kW under these conditions. And, like @allyfish, my system falls a f...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Twin ASHP Operation - Question

@alanb thanks. Your set-up sounds pretty impressive with the step controller. I just have the 'master/slave' or full-on tandem running possibilities a...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Keeping External CYG Skyline Batteries Warm

Hello @AlanB. I've a similar situation to you, albeit my batteries are Puredrive. No space internally so they went on an outside wall. Obviously IP-ra...

2 years ago
Forum
Energy Storage
Reply
RE: Twin ASHP Operation - Question

Hi @derek-m Your question identifies the very reason I want to run in tandem, essentially to determine whether (and when) it might be preferable to ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Twin ASHP Operation - Question

Thanks @IaAck, I'll definitely give that a go although I still want to have the option of occasional tandem running if I can sort that.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Master & Slave ASHP Operation - Question

I've resurrected this thread to pose a couple of specific questions to this august body.... I have two 12kW Samsung Gen6 heat pumps operating on a ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Hot water scheduling

@newhouse87 I reckon so, although more for convenience rather than power saving. Mine is set to come on when temp drops 5°C below set point (50°).

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Hot water scheduling

@glpinxit I have a similar thought process but you're right, the DHW consumption is tiny in comparison to heating so I don't worry unduly. I set ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP Scotland Retrofit

@adamm that's correct. The EPC had a recommendation for internal/external wall insulation but with all the disruption I decided against it. Just have ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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