Guides

Expert guides and tips

5 August 2026

An outdoor unit often needs no permit — but not everywhere, and the noise limit applies even without one. What to arrange before installation.

24 July 2026

Insulation, heat-emission system, outdoor space and hot water: the four points that determine what's possible — and in which order to tackle them.

16 July 2026

The hybrid works alongside your boiler, the all-electric replaces it entirely. The honest trade-off — no sales talk.

8 July 2026

Guide prices for hybrid, all-electric and the heat-pump water heater, the five factors that drive the price — and how subsidy weighs in.

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