Installation guides & comparisons
In-depth, no-nonsense guides on the installation process, costs, planning rules and the paperwork that makes or breaks a system. Updated for 2026.
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New to all of this? Read the installation-day walkthrough first — it shows what a properly-run job looks like, hour by hour — then the 2026 cost guide. Between them you'll know more about solar installation than most people selling it.
G98 vs G99: DNO Rules for Solar Explained
The 16A per phase boundary, connect-then-notify versus approve-before-energise, and why adding a battery usually tips your home into G99 territory.
Read guide → installationHow Solar Panels Are Installed: Step by Step (2026)
Scaffold, rafter fixings, rails, DC runs, inverter siting and commissioning tests — the full UK solar installation day, explained from the roof down.
Read guide → installationNew Solar Permitted Development Rules: August 2026 Changes
SI 2026/896 rewrites England's solar permitted development rules from 27 August 2026 — what the 0.4m allowance covers and what still needs consent.
Read guide → installationSolar Panel Installation Cost UK: 2026 Prices
MCS-reported England average of roughly £1,565-£1,590 per kW as at spring 2026. What a 3.5 kWp system costs, what moves quotes, and the 0% VAT deadline.
Read guide → installationWhere Should a Home Battery Go? PAS 63100 Rules
PAS 63100:2024 keeps home batteries out of lofts, escape routes and bedrooms. Where a battery should go, and how coupling choice changes the answer.
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