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GrahamF
GrahamF
@grahamf
Member
Reputable Member
Joined: May 2, 2025
Last seen: Nov 14, 2025
Profile Activity
Topics: 5 / Replies: 89
AllTopicsReplies
Reply
RE: Confused by Flow Rates

@grantmethestrength Your system is constantly cycling, but fortunately the frequency of cycling is not very high. Have you tried lowering the weath...

2 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: When to use Octopus Intelligent Go tariff with my heat pump and battery

@treewizard That's probably fine, provided as you say you don't mistreat it by very frequent cycling.

3 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: When to use Octopus Intelligent Go tariff with my heat pump and battery

@treewizard Very interesting, thanks - although I have seen the follow-up explaining that the Netzero app costs £7 per month. Do you know if third...

4 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is Your House Warmer Upstairs Than Downstairs?

@jamespa I followed your advice and the room temperature drifted up slightly to around 20.5C, even hitting 20.7C at one point. I am not sure that t...

5 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Oil Boiler & Heat Pump Hybrid System

@paultheheating I wonder if you are being a bit pessimistic. A friend of mine moved from an oil boiler to a heat pump. Oil is so expensive compared ...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is Your House Warmer Upstairs Than Downstairs?

@allyfish thanks for your observations. At the moment, I suspect that my upstairs radiators are receiving too much water flow even without the +/-10%...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Request for feedback on where we're at with our quest to get an ASHP or ideas.

@giryan I understand your dilemma. I was in a similar position earlier in the year and was certainly nervous about installing a heat pump. However, ...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My DIY Heat Pump installation

Well you certainly are a brave polar bear! A few comments: I presume you have insulated the remainder of the pipe work, since you took the fir...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Is Your House Warmer Upstairs Than Downstairs?
1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 12
Views: 219
Reply
RE: When to use Octopus Intelligent Go tariff with my heat pump and battery

We are on the Intelligent Octopus Go tariff. We installed a heat pump in the summer and our solar panel and battery installation is almost complete. ...

2 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My experience with 3 heat pump surveys: Heat Geek, British Gas & Octopus

@editor Here are my suggested questions: In your designs, how do you trade off the up-front cost of the system versus ongoing running costs? What...

2 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mitsubishi Ecodan R290 10kW performance

It may be cycling on and off a lot. Do you have any graphs of the compressor frequency, water outlet/inlet temperature, other relevant data... over s...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
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