How to size air conditioning so it cools without spiking your bill
Why an oversized unit costs more and works worse — and the simple BTU-per-room maths we use on every survey.
Plain-English guides to air-source heat pumps, air conditioning, energy savings, grants and servicing — written by the engineers who fit them.
Heat pumps now outsell gas boilers in new installs — but they aren't a drop-in swap. We walk through the two checks that decide success (heat loss and radiator sizing), what a real-world running cost looks like against your current bill, and how to avoid the design mistakes that leave a home cold and an owner disappointed.
Everything from picking quiet aircon to claiming every grant going — no jargon, just what actually changes your comfort and your bills.
Why an oversized unit costs more and works worse — and the simple BTU-per-room maths we use on every survey.
The BUS grant, ECO4 and local top-ups explained — plus who qualifies and the paperwork we handle for you.
We break down a real modelled home — boiler vs heat pump vs heat pump plus smart zoning — and where each pound goes.
A clogged filter can cost 10–15% of your efficiency. Here's what a proper service covers and how often it's worth booking.
App-led scheduling, geofencing and per-room control — the settings that quietly shave money off every month.
Heat pumps love big, low-temperature emitters. We compare the options so your retrofit runs warm and efficient.
Book a free, no-obligation survey. We'll map your usage, size the right system and hand you a fixed price with projected savings — all in one visit.