Field notes, guides, and answers you can actually use.
Long-form from installers, researchers and our own engineers. No SEO filler. If a piece doesn't teach you something within 30 seconds, we don't publish it.
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[ Image ]Solar
How much do solar panels actually save on a UK home?
We ran the numbers on 200 installs. Here's what the savings actually look like year one to ten — and what changes the answer most.
Priya Shah Apr 15, 2026 9 min -
[ Image ]Switching
Fixed vs tracker: which tariff wins in 2026?
It depends on your usage shape, your appetite for variance, and whether you've got an EV. A plain-English guide with three real examples.
Jordan Lee Apr 14, 2026 5 min -
[ Image ]Schemes
What actually counts as 'qualifying' for ECO4 in 2026
Five routes in, not one. We break down the benefits route, the LA Flex route, and the two most common misreads that get applications rejected.
Alex Morgan Apr 11, 2026 8 min -
[ Image ]Batteries
Is a home battery worth it without solar?
Short answer: sometimes. We walk through three household profiles where a battery pays back on tariff arbitrage alone.
Priya Shah Apr 8, 2026 7 min -
[ Image ]Commercial
Power Purchase Agreements explained — without the finance jargon
If the capex of a commercial solar install keeps stalling, a PPA might be the thing. Here's how they work and where they go wrong.
Tom Whittle Apr 4, 2026 10 min -
[ Image ]Switching
The 7 EV tariffs worth looking at — ranked by charging pattern
If you charge overnight at home, one of these will save you £400+/yr versus a standard fixed tariff. We tested all of them.
Jordan Lee Mar 31, 2026 6 min -
[ Image ]Insulation
External wall insulation: the honest pros, cons, and costs
The biggest single upgrade you can make to a pre-1920 home — but it changes how the house looks and feels. A walk-through.
Alex Morgan Mar 28, 2026 11 min -
[ Image ]Landlords
Meeting MEES without spending a fortune: a landlord playbook
From April 2028 every rental needs EPC C or better. Here's the cheapest compliant path for four common property archetypes.
Tom Whittle Mar 24, 2026 8 min -
[ Image ]Heat pumps
Are heat pumps really that noisy? We measured 40 of them
At one metre, the average real-world reading was 42dB. Here's what changes the answer — and how to site yours well from day one.
Priya Shah Mar 21, 2026 7 min
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