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Real install costs, current SEG rates, and three UK roofs where solar genuinely doesn't pay back.

Two value streams most installers don't model — and why your tariff matters more than your battery brand.

What the deadline means for your install cost, and whether to buy now or wait for the government loan scheme.

£7,500 for ASHP/GSHP, £2,500 for air-to-air, eligibility, MCS rules, application gotchas.

The new £2,500 grant changes the choice. A decision tree for which system fits your home.

Two free-upgrade routes for low-income households — which to apply for, timing, and how to stack them.

How to apply before funding runs out, who qualifies, and what replaces it. First-come, first-served.

Tax savings, BIK rates 2025–2030, pension trade-offs, exit clauses, and when it doesn't make sense.

Install costs, who qualifies for the £500 grant, and why the tariff switch matters more than the charger brand.