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AllyFish
@allyfish
Contributor
Noble Member
4205 kWhs
Joined: Oct 31, 2022
Last seen: Mar 17, 2025
Profile Activity
Topics: 22 / Replies: 457
AllTopicsReplies
Reply
RE: Tomato Energy

There's a lot of discussion about them on the Facebook Octopus Agile group. Quite a few people are jumping ship to Tomato from Agile, due to the recen...

1 month ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Not a good January? My heat pump used 840 KWh of electricity

1600kWh total import in January, all-electric house, around 1200kWh of which will be ASHP heating and hot water. January was about 25% of our annual i...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Seal the Deal: Don't Let Your Heat Pump Leak Energy

Weekend upgrade, Primary Pro done properly, unlike my installer’s attempt. Less heating the street hopefully 😉

1 month ago
Forum
Insulation
Reply
RE: Widespread failure of insulation installation

@jamespa it's seldom adequately understood even by us [so-called] engineering professionals. There was an excellent series of articles published in th...

2 months ago
Forum
Insulation
Reply
RE: Widespread failure of insulation installation

I think there's a sector of the energy efficiency retrofit industry that is well meaning, but simply incompetent. There are two passive retrofit measu...

2 months ago
Forum
Insulation
Reply
RE: Antifreeze corrosive to copper pipe rubber rings?

Hi there, and welcome @wyf. Glycol might not be compatible with all compression fittings that use rubber or neoprene sealing systems. Needs checking. ...

2 months ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Insulating brass fittings in Loft

I would insulate them, and any other valves bodies and buffer thank bulkhead fittings, etc. not currently insulated. You can't really over-insulate pi...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Grant Aerona3 R32 HPIDI17 performance in low temperatures

Hello @davidm06, Grant 10kW owner here. We experience the same, the Grant Aerona R32 is a defrost-happy unit, one which will defrost every 40-50 minut...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant Arotherm ASHP gets noisier when it gets colder outside

@jamespa it's a good find, thank you. Some inaccuracies however, including the assumption that split air source heat pumps have the compressor inside ...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant Arotherm ASHP gets noisier when it gets colder outside

Our 10kW Grant Aerona also gets noticeably louder when cold. There's a few reasons why: 1. The ASHP is working very hard, the compressor frequency i...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Advice please on optimising Grant Aerona R32 17 kW

Hi @steam-powered, @mikefl makes good points above, especially balancing the low loss header if you have one. If you don't have any flow setting or mo...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Outcome for 2024 - with Agile, ASHP, PV, Batteries, EV

Our 2024 year end summary: 1992 EPC C house (76%) 155m2. 10kW ASHP primary CH & DHW, 5kW wood stove secondary heating for colder winter evening us...

3 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
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