Why New Build Houses Overheat
New homes are built to hold heat in, and they are very good at it. Why that becomes a problem in summer, what the overheating regulations do and do not cover, and the options that actually work.
Read moreAdvice & guides
Straight answers to the questions we get asked most. No jargon, no sales pitch — just what you need to know before spending a few thousand pounds on your home.
The Cheapest Time to Air Condition a New Build Is Before You Move In
Pipework run before the plasterboard goes on disappears completely. Once you have moved in, it runs in trunking on the outside wall. The timing is worth knowing about in advance.
Read moreWhy Bungalows Are the Easiest Homes to Air Condition
A loft above every room, an outdoor unit at ground level and no scaffolding. Why a bungalow usually costs less to do than the equivalent house, and the one technical detail worth asking any installer about.
Read moreHeating an Extension Without Touching Your Boiler
Extending the heating means draining the system, running pipe through rooms you have just decorated, and finding out whether your boiler can take the extra load. There is a way round all three.
Read moreWhy Extensions Are Too Hot in Summer and Too Cold in Winter
The bifolds and the roof lantern are why you built it, and why it is unusable in July. Why glass causes opposite problems in summer and winter, and the sizing mistake that follows.
Read moreRadiators or Air Conditioning in an Extension: the Real Numbers
Gas costs less per unit than electricity, but a heat pump multiplies what it uses. An honest comparison for an extension — including the costs that the per-unit figure leaves out entirely.
Read moreHow Much Does Home Air Conditioning Cost in the UK?
What air conditioning really costs for a UK home in 2026 — installed prices by number of rooms, what drives the price up or down, and what's included.
Read moreDoes Air Conditioning Heat a Room?
Modern air conditioning heats as well as cools, and does it cheaply. Here's how reverse-cycle air-to-air heat pumps work and what they cost to run in winter.
Read moreDo I Need Planning Permission for Air Conditioning?
Most domestic air conditioning installations fall under permitted development, but there are conditions. What the rules cover, and when you do need permission.
Read moreWhat Does It Cost to Run Air Conditioning?
What air conditioning actually adds to your electricity bill in a UK home, in summer and winter, and the settings that make the biggest difference.
Read moreSingle Split or Multi-Split? Choosing the Right System
The difference between single split and multi-split air conditioning, which suits which home, and why the choice affects what it costs to add rooms later.
Read moreWhat Happens on Installation Day?
A step-by-step account of a domestic air conditioning installation — how long it takes, what installers do, how much mess, and what you need to do beforehand.
Read moreWhy Air Conditioning Needs an Annual Service
What an annual air conditioning service involves, why manufacturer warranties usually depend on it, and what happens to systems that never get serviced.
Read moreAir Conditioning for Bedrooms
Why UK bedrooms overheat, what temperature you actually need to sleep, and how a quiet wall-mounted system compares to fans and portable units.
Read moreHow to Choose an Air Conditioning Brand
What separates premium and value air conditioning manufacturers for UK homes — and why installation quality and correct sizing matter more than the badge.
Read moreAre There Grants for Air Conditioning?
Air-to-air heat pumps and the Boiler Upgrade Scheme — what funding exists, what conditions apply, and why MCS certification matters for eligibility.
Read moreStill not sure what you need?
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