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RE: ASHP sizing - value of Heat Transfer Coefficient

@cathoderay It was reminiscent of the BBC Open Universi...

By Toodles , 1 minute ago

RE: GivEnergy 2025 forthcoming batteries and inverters

I have INTELLI-FIX-12M-25-08-29 and Octopus only insist...

By Batpred , 13 minutes ago

RE: Help needed with Grant Aerona 3 issues

I forgot to add - when I was taking the flow/return tem...

By fleurcules , 14 minutes ago

RE: Solis S6-EH1P8K-L-PLUS – Why I Chose It and What I’ve Learned So Far

Good question, I thought the same before I purchased it...

By Batpred , 53 minutes ago

RE: What suggestions to give to someone with a buffer tank - how best to set an unnecessary buffer tank up

Thanks for putting all the effort to help so many peopl...

By jet4o , 1 hour ago

RE: Tesla Powerwall – More of a ‘Luxury’ Than an ROI Winner!

  I know this is pretty old, but wanted to doubl...

By DREI , 2 hours ago

Changing from 4-port buffer to volumizer

BackgroundI bought a house at the beginning of 2025. Th...

By Andy1618 , 3 hours ago

RE: Octopus Cosy Heat Pump Owners & Discussion Thread

TC Thermostatic Radiator Valve TRV Plastic Decorators S...

By Toodles , 22 hours ago

RE: Ecodan unable to hit legionella target temp - what's the consensus?

UPDATE: Thanks everyone who commened with suggestions h...

By 9jwr9 , 1 day ago

RE: System pressure and COP

Thanks @jamespa

By ChandyKris , 2 days ago

How long will your energy contract last?

Some heat pump tariffs don’t run as long as a heat pu...

By Toodles , 3 days ago

RE: Never mind the OAT…

@morgan They are unsupervised these days, can’t get the...

By Toodles , 3 days ago

RE: Tinkerer's corner

Boom, Boom!  

By Judith , 4 days ago

RE: Setback savings - fact or fiction?

Exactly. We only need to compare conditions, to decide ...

By cathodeRay , 4 days ago

RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff

I found because I have very low heat loss I can set bac...

By RadWhisperer , 4 days ago

RE: Need Help Optimising My Rushed ECO4 Install: 12kW Bosch Heat Pump

Welcome @mickamills We too have an oversized 12kW Sa...

By Old_Scientist , 5 days ago

RE: My Powerwall 3 Consumes 3-4 kWh/Day in Self-Consumption: Is This Normal?

@caron I can confirm that the power usage of the PW3 is...

By Old_Scientist , 5 days ago

RE: Speedcomfort radiator fans

Thats true, but having tried (and succeeded) in constru...

By JamesPa , 5 days ago

RE: Heat Pump Heats the House… But It’s Not Cosy. Emitter Changes or System Tweak?

@alastair There I was, feeling grumpy, he said “Cheer u...

By Toodles , 5 days ago