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Last seen: Jun 26, 2026
@tim441 very good question, and the reason is our limited BESS capacity of 13kW, which would not power the ASHP in the heating season during the day. ...
The built-in thermostats on most immersion heaters are very approximate. They are more of a safety thermostat than a control device. Mine is maxed out...
There's a lot of misconceptions about legionella and 60degC. Similarly a lot of misunderstanding about how a stratified [non-mixing] domestic hot wate...
Welcome @solenoid. I have a Grant Aerona R32 10kW ASHP. The ASHP itself has been uber-reliable, it has never really missed a beat. The Chofu [built in...
I have voted for air to air on the basis of a future 'hypothetical' new house largely open plan living spaces, with multi-split systems including bedr...
Thermal contraction of the radiator as it cools? Aluminium has approximately twice the thermal expansion coefficient of steel.
Really puzzling @crimson. I have a 'text book' Appendix B Grant 10kW Aerona install scheme with secondary pump, 4 port low loss header, all original 2...
@Crimon, but the Grant Aerona R32 range has fixed speed pumps with 1,2 or 3 configurable speeds? Coupled with the previously blackened flow setter you...
Hi @grahamf, yes, exactly this. Unless you live in a house with all internal doors closed, high levels on insulation between downstairs and upstairs, ...
So the tomato has gone splat then? No surprise.
The Government DESNZ response to the Boiler Upgrade Scheme Certification Requirements consultation has been published. The MCS will retain their ...
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