27-Point Quote Checklist

By Home Solar Guide Team||guide
Independently written | Evidence-based | Sources cited
Solar quote checklist
27 things to compare across quotes. Created from 100+ real quote analysis.

What would this actually cost at your home?

Installed prices vary widely by roof, access and region. Get an installed price for your property from MCS-certified installers.

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What would this actually cost at your home?

Installed prices vary widely by roof, access and region. Get an installed price for your property from MCS-certified installers.

Get an Installed Price

What should I compare in solar panel quotes?

27-point solar panel quote comparison checklist: PANELS: (1) Brand and model. (2) Wattage per panel. (3) Number of panels. (4) Total system kW. (5) Panel warranty (product + performance). (6) Panel efficiency %. INVERTER: (7) Brand and model. (8) Hybrid or string? (9) Warranty years. (10) Battery-compatible? INSTALLATION: (11) MCS certification number. (12) Scaffolding included? (13) DNO notification included? (14) Consumer unit upgrade if needed? (15) Generation meter included? FINANCIAL: (16) Total price inc VAT (should be 0%). (17) Deposit amount (max 25%). (18) Payment schedule. (19) Finance terms (if applicable). (20) Estimated annual generation (kWh). (21) Estimated annual savings (£). QUALITY: (22) Workmanship warranty (years). (23) Trustpilot/Google review score. (24) Years in business. (25) Who physically installs? EXTRAS: (26) Monitoring system included? (27) Bird proofing included/quoted separately? RED FLAGS: 100% upfront payment, no MCS number, same-day signing pressure, savings estimates above £1,200/yr for 4kW, unknown panel brands. Sources: MCS Code of Practice, Consumer Contracts Regulations 2013, analysis of installer quotes.

Frequently Asked Questions

Related: Home Heating Systems

Solar panels are most powerful when combined with an efficient heating system. Heat pumps use solar-generated electricity to heat your home at 300-400% efficiency — making them the ideal partner for solar.

heat pump running costs in the UK

Heat pumps use electricity at 300-400% efficiency, making them ideal partners for solar.

how heat pumps work

A heat pump converts 1kWh of electricity into 3-4kWh of heat.

heat pump installation process

Heat pump installation typically takes 2-3 days and is best planned alongside solar.

From our sister site Home Heat Pump Guide

What would this actually cost at your home?

Installed prices vary widely by roof, access and region. Get an installed price for your property from MCS-certified installers.

Get an Installed Price

Free, no obligation. Takes about 2 minutes.