Forge Air
Knowledge Centre
Practical, honest guides on air conditioning — from buying advice and running costs to heatwave tips and maintenance. Written by our engineers, for homeowners.
Browse by topic
Cooling Advice
How to cool your home effectively — facts, tips and common mistakes.
2 articles →
Heating Advice
Using your AC system as a heat pump — efficiency, costs and comparisons.
2 articles →
Running Costs
Real numbers on energy consumption, unit costs and how to keep bills down.
2 articles →
Buying Guides
System types, sizing, brands and what to ask before you buy.
2 articles →
Homeowner Guides
Planning permission, maintenance, warranties and living with your system.
2 articles →
Business Cooling
Office cooling, server rooms, regulations and commercial considerations.
2 articles →
Heatwave Tips
Practical advice for keeping cool when UK temperatures spike.
2 articles →
Brand Guides
In-depth guides to the leading air conditioning brands and their product ranges.
2 articles →
Latest articles
10 Ways to Keep Your Home Cool in a UK Heatwave
UK heatwaves are becoming more frequent and more intense. Here are the most effective strategies for keeping your home bearable — and the honest limit of what works without air conditioning.
5 Air Conditioning Running Cost Myths — Debunked
Many homeowners overestimate how much air conditioning costs to run. Here we tackle the most common misconceptions with real numbers.
Heatwave Planning: Preparing Your Home Before the Heat Arrives
The best time to think about summer cooling is before summer. Here's what to do now to be ready when the temperature spikes.
How Much Does Air Conditioning Cost to Run in the UK?
Real numbers, worked examples and the factors that determine whether your electricity bill goes up by £50 or £500 per year.
Server Room Cooling: What You Need to Know Before You Buy
Server rooms have very different cooling requirements from offices. Get the specification wrong and you risk equipment failure. Here's how to get it right.
Air Conditioning vs Gas Heating: Which Is Cheaper to Run?
The maths has shifted. We compare the real running costs of heat pump air conditioning against gas central heating under current UK energy prices.
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