Guides and insights on solar, heat pumps, insulation and saving energy
One table of 17 appliances costed at the July-September 2026 cap rate, from the 39p shower to the 4p microwave, with sources for every figure and links to the deep-dive…
11 August 2026
Your panels will outlive their inverter — usually by a decade or more. What a replacement really costs in 2026, which warranties save you the bill, and why a failed…
11 August 2026
Enphase's IQ Battery 5P stores 5kWh per unit and carries a 15-year warranty, the longest in the mainstream market. We look at the specs, the AC-coupled trade-offs and the UK…
11 August 2026
Rooms over integral garages lose heat through an uninsulated floor into what is effectively an outdoor space. Here's how to insulate the garage ceiling properly — and what else to…
11 August 2026
Four verifiable low-kWh machines compared at 2026 prices, from 9.1p to 14.9p a wash, plus what an A rating actually saves over a B and when the premium model pays…
10 August 2026
BOXT and iHeat both offer fixed-price online boiler installation with next-day fitting. We compare published prices, brands, warranties and dated Trustpilot data — no recommendations, just the numbers.
10 August 2026
Most energy grants only fund existing homes — but self-builders get a deliberate Boiler Upgrade Scheme exception, a VAT refund scheme worth thousands, and zero-rated energy-saving materials until March 2027.…
10 August 2026
The SigenStor stacks inverter, battery modules and an optional DC EV charger into one tower, with instant backup. We review the specs, UK prices and the risks of a young…
10 August 2026
An oversized heat pump short cycles, wears faster and costs more to buy and run. Here is why bigger is not better — and how to sanity-check the kW figure…
10 August 2026
Almost every new TV rates E to G, and it's the scale's fault, not the TV's. What kWh/1000h means, OLED vs LED consumption from official label data, and what four…
7 August 2026