Solar Panels: Complete UK FAQ
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Complete UK solar FAQ: COST: £5,500-£8,000 (4kW, 0% VAT). SAVES: £580-£1,100/yr. PAYBACK: 8-12 years. ROI: 100-400%. LIFESPAN: 25-30+ years. WORKS IN CLOUD: yes (10-30% output). PLANNING: usually not needed. MAINTENANCE: near-zero. GRANTS: 0% VAT + SEG (no direct grant for most). BATTERY: optional £3,000-£7,500. BEST TARIFF: Octopus Flux (battery) or Go (EV). INSTALLATION: 1-2 days. TOTAL PROCESS: 3-6 weeks. GETTING STARTED: get 3+ MCS quotes → compare → install.
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Related guides
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 installation typically takes 2-3 days and is best planned alongside solar.
From our sister site Home Heat Pump Guide
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