32 articles published
Solar
After years of promising lab results, perovskite solar cells are reaching commercial production. Here's what's driving the breakthrough, which manufacturers are shipping first, and what it means for solar costs.
28 May 2026
Home Energy
Heat pump water heaters use 70% less electricity than conventional electric tanks. Here's what they are, whether one suits your home, and how the numbers actually stack up.
27 May 2026
UK Energy Grants
The government's Warm Homes Plan promises billions for home energy upgrades — but the details are still emerging. Here's what's confirmed, what's unclear, and how to position yourself for the grants.
27 May 2026
Solar
Bifacial solar panels generate electricity from both sides, promising 5–30% more output than standard panels. But they cost more, and the gains depend heavily on your installation. Here's how to decide if bifacial is right for your project.
26 May 2026
UK Energy Policy
The UK government announced reforms in April 2026 to decouple electricity prices from gas. If you have solar panels, a heat pump, or a battery, here's what that actually means for your bills and export earnings.
26 May 2026
Solar
Agrivoltaics — installing solar panels above or between crops — is moving from pilot projects to commercial scale. The data on yield, water use, and revenue is compelling. Here's what it is, how it works, and where it's heading.
25 May 2026
Finance
More than 90 green mortgage products are now available in the UK, with some lenders offering 0% interest on energy efficiency loans. Here's how they work and whether they're worth pursuing.
25 May 2026
Home Heating
A clear-eyed look at hydrogen heating in 2026 — how it works, the UK and EU policy landscape, cost reality, hydrogen boilers vs heat pumps, and what homeowners should actually do now.
23 May 2026
Electric Vehicles
V2G technology lets your electric vehicle send power back to your home or the grid. UK drivers can now earn money doing it. Here's how V2G works, which cars support it, and whether it's worth it.
23 May 2026
Heat Pumps
The Boiler Upgrade Scheme has been extended to 2030 with the same grants still on the table. Here's what actually changed in 2026, who qualifies, and how the application process works.
22 May 2026
Home Energy
Tesla secured a UK electricity retail licence in March 2026. Here's what its virtual power plant model means for people with solar panels, batteries, and EVs.
22 May 2026
Solar Panels
Plug-in solar became legal in the UK in April 2026. Here's who they're for, what they cost, and whether they're actually worth it for renters and flat owners.
21 May 2026
Solar Panels
A complete solar water heater guide covering flat plate vs evacuated tube collectors, installation costs from £3k–£6k, 60–70% bill savings, available grants, heat pump compatibility, and maintenance requirements.
18 May 2026
Solar Panels
A complete solar panel maintenance guide covering cleaning frequency, inspection checklists, inverter health, degradation rates, and when to call a professional versus tackling it yourself.
11 May 2026
Solar & Batteries
Compare the top solar panel brands on efficiency, warranty, cost per watt, and degradation rate to find the best fit for your budget and roof in 2026.
5 May 2026
Solar & Batteries
Compare solar cash purchase, loans, leases, and PPAs on total cost, ownership, tax credits, and long-term savings to find the right financing option for your situation.
28 April 2026
Home Energy
How smart thermostats, whole-home energy monitors, smart plugs, and EV charging schedulers work together to reduce your electricity bill and maximise solar self-consumption.
21 April 2026
Solar & Batteries
Compare Tesla Powerwall and Enphase IQ Battery on capacity, efficiency, backup capability, monitoring software, and total cost to find the best fit for your home.
14 April 2026
Solar & Batteries
Learn how net metering credits work, what NEM 3.0 means for California solar owners, which states offer the best policies, and how to maximize your solar bill credits.
8 April 2026
Home Energy
A detailed induction cooktop vs gas comparison covering upfront costs, running costs, cooking performance, safety, carbon emissions, and the UK grid carbon intensity context for 2026.
1 April 2026
Home Energy
A practical home wind turbine guide covering small turbine types, realistic energy output versus solar, planning permission requirements, costs from £3k–£30k, and honest payback period calculations.
25 March 2026
Solar & Batteries
Real cost ranges, payback calculations with worked examples, and the 5 questions that reveal whether your solar installer is being honest with you.
18 March 2026
EVs
Everything you need to know about installing a home EV charger — Level 1 vs Level 2, best charger brands, electrical requirements, permit costs, and pairing with solar.
12 March 2026
Home Energy
Everything you need to know from this home energy audit guide — what assessors actually check, blower door tests, thermal imaging, DIY vs professional audits, costs from £150–£500, and how to act on results.
5 March 2026
Solar & Batteries
A full financial analysis of home battery storage — payback periods, the scenarios where batteries make money, and the ones where they don't.
26 February 2026
Home Energy
Air source vs ground source, sizing rules, real running costs by climate zone, and the questions to ask before signing a quote.
19 February 2026
Home Energy
Everything UK homeowners need to know about ground source heat pumps — how they work, COP ratings, installation types, costs vs. gas, and grants available in 2026.
13 February 2026
Solar & Batteries
Compare grid-tied, off-grid, and hybrid solar systems on cost, battery requirements, reliability, permitting, and which makes sense for your situation in 2026.
6 February 2026
EVs
Purchase price, charging costs, insurance, maintenance, depreciation, and tax credits — a full 5-year TCO comparison between a mid-range EV and its petrol equivalent.
30 January 2026
Home Energy
Understand U-factor and SHGC ratings, compare double vs. triple pane windows, review top brands like Pella and Andersen, and learn about the 30% federal tax credit.
23 January 2026
Solar & Batteries
Learn how community solar subscriptions work, what savings to expect (typically 5–15%), how to find programs in your state, and how they compare to rooftop solar.
17 January 2026
Incentives Tracker
The complete guide to US federal clean energy tax credits in 2026 — solar, EVs, heat pumps, batteries — plus how to find and stack state incentives.
10 January 2026