Guides — United Kingdom
Every guide answers its question in the first two sentences, dates every price, and names every source. 292 published, grouped into the questions buyers actually ask.
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All guides — page 11 of 13
Systems
How do I size it, and what changed with net billing?
UK Solar Inverter Replacement: Cost, Lifespan & Warranties
Understand UK domestic solar inverter replacement costs and lifespans. Review 12-year lifecycle planning, warranty economics, and modern hybrid units.
UK Solar Panel Low Pitch Roof Installation Guide: Down to 14 Degrees
Technical guide to installing solar panels on UK low-pitch roofs down to 14 degrees. Covers capillary action, Viridian Clearline, and Delta Exxtrem membranes.
UK SolaX X1-Boost G4 String Inverter Guide
UK guide to the SolaX X1-Boost G4 string inverter. Features dual MPPT 50V start-up, 200% oversizing, global MPP scan, and EREC G98/G99 compliance.
UK SolaX X1-Hybrid G4 Inverter Guide
UK guide to the SolaX X1-Hybrid G4 single-phase inverter. Explore dual MPPT 70V-550V voltage window, 200% DC oversizing, and 10ms EPS backup capabilities.
Understanding Victron VE.CAN PGN Details
Learn about Victron VE.Can PGNs, including proprietary VREG messages and standard NMEA 2000 PGNs like Binary Status Report (127501) for Victron devices.
Using Victron ESS Mode 2 and Mode 3 for Advanced Energy Management
How to use Victron ESS Mode 2 and 3 for external inverter control via Modbus-TCP, D-Bus, or direct VE.Bus.
Victron Grid Codes and Loss of Mains Detection Troubleshooting
Troubleshoot Victron inverter overload shutdowns and feed-in issues related to grid codes and Loss of Mains (LOM) detection. Learn settings and safety.
Victron Hubble Battery Compatibility: Setup and Settings Guide
Ensure Victron and Hubble battery compatibility by configuring CloudLink, DVCC, and fallback voltage parameters correctly.
Victron MultiPlus and Quattro Parallel Three-Phase System Configuration
Configure Victron MultiPlus and Quattro inverters for parallel three-phase systems: wiring, settings, and troubleshooting.
Victron VE.CAN: How to Change NMEA 2000 Device and Data Instances
Resolve conflicting NMEA 2000 data from Victron devices by changing device and data instances using a GX device, Actisense NMEA Reader, or command line.
Money
Schemes, instalments, loans — what can I actually get?
Boiler Upgrade Scheme UK: Heat Pump Grants & Solar PV Integration Guide
Complete guide to the UK Boiler Upgrade Scheme (BUS): £7,500 heat pump grants, £9,000 off-gas uplift to March 2027, capacity caps, and solar integration.
British Gas Export SEG Tariff Guide: Rates and Eligibility Rules
Review British Gas SEG export tariffs including Export Premium for systems up to 15kW, Export Extra, smart meter rules, and DNO eligibility.
E.ON Next Export SEG Tariff Guide: Rates and Application Rules
Compare E.ON Next SEG export tariffs including Next Export Premium v3 at 17.5p per kWh, Exclusive v3, Flex Export at 6p, and DNO letter rules.
ECO4 and Energy Grants for Solar in Great Britain
ECO4 is an obligation on Great Britain's energy suppliers to fund efficiency improvements for low-income households, not a direct grant. Ask your supplier.
ECO4 Free Solar Panels Grant UK: Eligibility Guide
Qualify for 100% grant-funded solar PV in Great Britain under the ECO4 scheme. Learn about EPC D-G, income-tested benefits, and fabric-first rules.
ECO4 Free Solar Panels Grant: Eligibility & Rules UK
Guide to free solar panels under the UK ECO4 scheme: Ofgem rules, HHCRO supplier obligations, EPC thresholds, qualifying benefits, and December 2026 extension.
EDF Energy Export SEG Tariff Guide: Rates and Solar PV Rules
Review EDF Energy SEG export tariffs including Export Exclusive 12m V3 at 18p per kWh, Export 12m V2 at 13p, Variable Value at 5.6p, and 50kW limits.
Great British Insulation Scheme (GBIS) Solar Integration Guide
Qualify for the Great British Insulation Scheme (GBIS). Learn Council Tax bands A-D rules, pairing insulation with solar PV, and 0% VAT relief.
Great British Insulation Scheme: Rules & Solar PV Interaction
Comprehensive guide to the Great British Insulation Scheme (GBIS, formerly ECO+): Ofgem rules, EPC D-G criteria, Council Tax bands, and solar interactions.
Home Energy Scotland Grant and Loan: Solar PV-T & Heat Pump Rules
Comprehensive guide to Home Energy Scotland Grant and Loan rules: £7,500 clean heat grants, £1,500 rural uplift, hybrid solar PV-T rules, and MCS requirements.
Home Energy Scotland Solar PV and Battery Loan Guide
Explore the Home Energy Scotland Grant and Loan scheme. Learn clean heating funding up to £7,500, £1,500 rural uplifts, and hybrid solar PV-T loan rules.
How to Choose a SEG Tariff in Great Britain
To find the best SEG tariff, compare every licensee: you are not tied to your current supplier, and you are entitled to payment on actual meter readings.
Intelligent Octopus Go Solar Battery Storage Dynamic Tariff Guide
Master Intelligent Octopus Go with solar and battery storage. Learn 8p/kWh off-peak smart charging, Outgoing Octopus export rates, and battery setup.
Octopus Energy SEG and Export Tariffs Guide: Rates and Rules
Compare Octopus Energy SEG export tariffs including Outgoing Fixed at 12p per kWh, Outgoing Agile wholesale rates, Octopus Flux, and export MPAN setup.