Average Cost Ranges
- Tesla Solar Roof: £20,000–£50,000+
- Marley SolarTile: £12,000–£18,000
- GB‑Sol / Solar Slate: £15,000–£22,000
What Affects the Cost?
- Roof size/complexity and scaffolding
- Integrated vs full‑roof replacement
- Battery storage (adds ~£4k–£8k)
- Region and installer
Tiles vs Panels Cost
Tiles typically cost 2–3× more than panels but can satisfy planning/aesthetic requirements and add property value.
Grants & Payback
- Smart Export Guarantee (SEG)
- Zero VAT on many energy‑saving materials
- Payback depends on usage, export rate and battery sizing
Want tailored pricing? Get free quotes from vetted UK installers.