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AgentGeorge
@agentgeorge
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Reputable Member
Joined: Feb 11, 2025
Last seen: Jan 8, 2026
Profile Activity
Topics: 2 / Replies: 119
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RE: Help me keep the faith with my air source heat pump installation

@simonf no sensor is accurate unless calibrated, I ran the calibration cell in the test laboratory at Gaydon Proving Grounds for a few years; everythi...

6 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Help me keep the faith with my air source heat pump installation

@dr_dongle sounds like an adventure. Ive been in Automotive Electronics all my career, I just rewired my Audi to accept Heated Seats; if you didnt kno...

6 days ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Octopus Cosy Heat Pump Owners & Discussion Thread

My Cosy6 heat output was 116kWh yesterday, giving an average of 4.8kW/h. Temperature here dipped to -5C last night, coldest so far. COP has dropped ...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Insulating a pitched roof with kingspan, has anyone done it?

@transparent The warm deck roof 150mm thick, eventually a second layer of wool insulation will go up with the ceiling boards The front extension...

1 week ago
Forum
Insulation
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RE: Insulating a pitched roof with kingspan, has anyone done it?

Yes, the builder reminded me to allow a good air gap, have 50mm gap up to the top of roof pitch. always good to state the obvious incase some newbie...

1 week ago
Forum
Insulation
Reply
RE: Insulating a pitched roof with kingspan, has anyone done it?

As you have maximum floor insulation, there will be little heat coming into the loft area from below, and in summer there will be a large solar gain f...

1 week ago
Forum
Insulation
Reply
RE: Octopus Cosy Heat Pump Owners & Discussion Thread

Last night was a good test whether your ASHP was specified correctly to your house heat loss. I’m at 52 degrees North, Central England, OAT levelled...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Octopus Cosy Heat Pump Owners & Discussion Thread

Just had my annual service by Octopus. The engineer replaced the pcb in side the Cosy6 without me prompting him. I asked what the new PCB did, all h...

1 week ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Tinkerer's corner

@transparent “the 15kWh battery being discharged at the maximum 100A (5kW) would therefore last 3-hours.” 15kW would only last 2h42m as discharge ...

3 weeks ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
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RE: Tinkerer's corner

@majordennisbloodnok I am considering increasing my battery from 5 to 10kW, I’ll ask the installer if when you do that the time take to charge both ba...

3 weeks ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Tinkerer's corner

@majordennisbloodnok I have the growatt SPA3000TL, it’s not hybrid, spec says charge rate is 3kW and that’s what it does. It also discharges at 3kW ma...

3 weeks ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Tinkerer's corner

@sheriff-fatman just saw the wifi7 post. It’s only worth doing if you have receiving equipment wifi7 compliant my current phone is wifi5, as soon as...

3 weeks ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
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