Welcome to AAC Southern

Air Conditioning Solutions for Home and Business

Air Conditioning

At AAC we believe that our commitment to our customers is what sets us apart from the rest

Heat Pumps

At AAC Southern, we specialise in heat pump installation for regular rooms and swimming pools.

Design & Installation

From a single room installation to a complex industrial installation. We’ve got you covered.

Servicing & Repairs

If your air conditioning is broken or not cooling as efficiently as it should be, it may need a service or some repair work.

Reliable Business Air Conditioning in Sussex

Are you looking for business Air Conditioning in Sussex? Look no further than AAC Southern. We supply and install some of the best brands of air conditioning throughout Sussex and its surrounding areas. We cover areas such as Brighton, Worthing, Portsmouth, Crawley, Horsham, only to name a few. Whether you’re looking for a solitary room fitting or a complex industrial system, we will meet all of your air conditioning requirements, because AAC Southern strive for great service.

AAC have an abundance of industry knowledge, so we have established ourselves as one of the leading air conditioning companies in the Sussex region. AAC is a Refcom registered company and all of our engineers are properly qualified, therefore you can be certain that our work is completed to the best standards at all times and as a result, gives you peace of mind.

Why Choose Us?

Contact Us >


Customer trust is vital to us, which is why we ensure everything is done professionally, accurately and to the highest of standards

Fair Prices

We only charge for the work we have actually done. It is also important to us that we provide you with competitive pricing

Fast & Responsive

If anything goes wrong with any of your units, we aim to be with you as soon as possible to ensure we resolve the issue for you


As a company, it is important that our team have the correct qualifications, which is why we are proudly Refcom certified


“Very helpful in the quotation stage, accommodated us with a further visit to answer questions we had regarding the install. The install team arrived on time, worked hard while here and cleaned up after leaving each day. The completed installation has been fitted to a very high standard. Very professional and courteous. Highly recommended.”

Lavinia Osborn
Residential Air Con Installation
Findon Valley, West Sussex

Contact Us

Unit B4 Moulds Business Centre, Harwood Road, Littlehampton, West Sussex, BN17 7AU

9 + 7 =