Plain-English guides
Home air conditioning guides
What it costs, what size you need, the planning rules, noise, running costs and choosing a brand, with the sources shown.
All guides
How much does home air conditioning cost in Essex? (2026 prices)Our fixed 2026 prices for home air conditioning in Essex, by room size and brand, and the few extras to plan for.Read the guide 
Can air conditioning heat your home? Running costs vs gasHow heating with air conditioning works, and how its running cost compares with gas, using current UK energy prices.Read the guide 
Do I need planning permission for air conditioning in Essex?Most home air conditioning counts as permitted development, with no planning application needed. Here is when that is true, and when it is not.Read the guide 
What size air conditioner do I need? (kW by room)A simple guide to choosing 2.5kW, 3.5kW or 5kW for each room in your home, plus how to convert from BTU if that is the figure you have seen.Read the guide 
Samsung WindFree vs Mitsubishi Electric: which is right for you?How the Samsung WindFree Comfort on our Bronze package compares with the Mitsubishi Electric Zen on noise, efficiency, looks and price.Read the guide 
Mitsubishi Heavy Industries vs Mitsubishi ElectricMitsubishi Heavy Industries and Mitsubishi Electric are two separate companies. What each warranty covers, and why we often recommend MHI.Read the guide 
Air conditioning for loft conversions and garden roomsLoft conversions and garden rooms both need a bit of extra planning for air conditioning. Here is when to bring it in, and what each space needs.Read the guide 
How noisy is a wall-mounted air conditioner?Real noise figures from Samsung's UK data sheet for the WindFree Comfort on our Bronze package, indoors and outdoors, and what actually affects how loud it feels.Read the guide 
Why you must use an F-Gas registered installerF-Gas registration is a legal requirement for anyone installing or servicing air conditioning, not an optional extra. Here is what it means and how to check it.Read the guide 
Best air conditioning installers in Essex: how to chooseA plain checklist for picking an air conditioning installer in Essex: what to check, what to ask and the warning signs that should make you walk away.Read the guide 
Multi-room air conditioning cost in Essex: a homeowner's price guideHow multi-room air conditioning is priced, what pushes the cost up or down, and how to use our single-room fixed prices to get a rough idea before your survey.Read the guide 
Best wall-mounted air con for your lounge: a buying guideA living room has a TV, a sofa and often a lot of sun, so it needs its own plan. Here is how to choose, size and place a wall-mounted unit that keeps the lounge comfortable all year.Read the guide 
Air conditioning for open-plan livingKitchen heat, big glazing and one shared volume of air make open-plan spaces harder to cool evenly. Here is how we size, zone and place a system so every end of the room is comfortable.Read the guide 
Air conditioning for period homes in EssexSolid walls, original features and stricter planning rules all shape how air conditioning goes into an older house. Here is how to keep it cool without spoiling its character.Read the guide
Get your fixed price
Send the room, the floor area if you know it, and a photo of the wall. You will hear back the same day with the fully installed price from our list.
- Call 01268 264002Speak to the team directly
- Message us on WhatsAppSend a photo of the wall from your phone
- info@
essexhomeairconditioning.co.ukFor plans, drawings or anything long
