Last seen: Nov 10, 2025
Update on EDF fixed rates. I'm currently on at 2 yr fixed (Feb 2022 - Feb 2024) tariff at 34p per kWh electricity. Last month I reported their 2 y...
I've wanted to answer this question for some time. Recently I switched the timer for heating and hot water to off for a whole day. The power supply ...
I'm currently on at 2 yr fixed (Feb 2022 - Feb 2024) tariff at 34p per kWh electricity from EDF. Slightly above the present price cap. Just took a l...
I bought the actual book direct from Graham as I closed my Amazon account some time ago. Useful intro - I look forward to part 2, the engineers cut....
This time last year our heat pump was running away with electricity. The setup was wrong and it was trying to heat the house and the hot water at the ...
@majordennisbloodnok We installed a Klargester 5 years ago as part of a total renovation project. House was not on mains drainage or mains water at...
@editor I have the Aerona HPID10 10kWh. Mike
My Grant heat pump has a COP rating printed on it (for specific air and water temperatures) but I want to know what COP I'm actually achieving. (say a...
@editor EDF 2 year fixed tariff has gone up again. Now 46.77p day, 22.25p night for electricity. Was "only" 33.39p and 20.20p on 23rd Feb. Mi...
Prices still moving up fast. My 2 year fix to Feb 24 (agreed 2 days ago) with day units at 33.39p is no longer available. Replaced with a 2 year fix t...
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Threeway Diverter Valve question
I am looking at a few upgrades/fixes to my Grant Aerona...
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Thank you! I use plotly in python, with the data comi...
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