Unobtrusive, energy efficient systems that keep you comfortable all year round.
Residential air conditioning


We specialise in the design, installation and maintenance of discreet comfort control systems for our discerning clients. Whether a one off project or as part of planned refurbishment, you can rely on us.

Residential air conditioning


Cost effective comfort from leading manufacturers. Intuitive control via your phone or tablet, even when you’re away from home. We have systems to suit every budget.

Conservatory Air Conditioning


Enjoy your conservatory year round with energy efficient heating and cooling, provided by a comprehensive range of systems tailored to suit your requirements.

Reduced VAT Rate

Heat pump air conditioning equipment installed in your home or other accommodation classed as residential currently attracts a reduced rate of VAT. Just 5% at present. And that’s not all, if the equipment is installed in a new build at the time of construction, you don’t pay any VAT at all!

"Thank you Advantage, you succeeded where numerous previous contractors failed…. we now have air conditioning in our buildings that provides comfort to our staff and guests throughout the seasons."

− Office & Server Rooms, Horsham

"We have used Advantage Air Systems since 1997 for our air conditioning needs. They continue to be our preferred contractor and we would not hesitate to recommend them for any air conditioning work."

− Laboratory, Middlesex

"We have worked with Advantage for many years and on projects large and small. Their technical knowledge of modern and legacy HVAC systems is exemplary and would not hesitate to recommend them."

− Office Fit Out & Refurbishment Contractor, Horsham

"We have worked with Advantage Air Systems for over 10 years, such reliable guys, superb response in an emergency, the team are outstanding, punctual and extremely ethical."

− Office, London

"They are extremely professional and knowledgeable in their field. They are one of our trusted suppliers."

− Property Managers, London

"Advantage are always efficient, courteous and have great workmanship. We would highly recommend the company to anyone looking to overhaul their air conditioning system."

− Office & Gallery, London

"We recently switched suppliers because of poor service and I couldn't be happier with the move, very professional and courteous."

− IT Company, Godalming

"Absolutely first class. Extremely efficient, knowledgeable and very quick to install. Post install call to see if everything was OK. Why can't other traders give this level of service?"

− Garden Office, Hampshire

"Advantage were recommended to us by a client, and I am happy to say we made the right choice. They delivered a great solution in quick time. Great company, fantastic engineers, and excellent value too."

− Marketing Company, Guildford

"Very polite and friendly. Brilliant workmanship. Good and reliable."

− Store Owner, Cranleigh

"Advantage Air Systems are a professional team who showed respect for our home while installing the equipment and continue to care for the system with regular maintenance visits with the same thoughtfulness."

− Residential Customer, Horsham

"I have absolutely no hesitation in suggesting that you see for yourself how Advantage really are part of the team from day one."

− Property Consultants, Guildford