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Air Conditioning
Installation
Air Conditioning
Repair
Commercial Air
Conditioning
Ductless
Split Systems
Indoor Air Quality
Solutions
Air Conditioning
Maintenance
No hidden costs — just transparent, competitive pricing with clear breakdowns so you can make informed decisions
We are fully insured, giving you complete peace of mind that your air conditioning installation and maintenance are carried out safely and professionally.
We deliver fast, reliable service across the UK, minimising downtime and ensuring a smooth, hassle-free experience.
Our fully qualified and certified engineers ensure every installation is completed to the highest standards of quality, safety, and efficiency.
Places we cover
Eastleigh l Southampton l Bursledon l West End l Botley l Hamble-le-Rice l Netley l Netley Abbey l Wickham l Bishopstoke l Fair Oak l Horton Heath l Chandlers Ford l Twyford l Colden Common l Curdridge l Durley l Swanwick l Park Gate l Totton l Hythe l Romsey l Winchester l Fareham l Locks Heath l Sarisbury Green l Warsash l Titchfield l Bitterne l Sholing l Woolston l Havant l Lymington l Petersfield l Burridge l Swanmore ]
And more!
At Diamond HVAC Ltd, we are fully F-Gas qualified and certified, ensuring all refrigerant handling, installation, servicing, and maintenance work is carried out in strict accordance with current UK regulations. As a registered member of Refcom, the UK’s leading F-Gas certification body, we are independently audited and approved to meet the highest industry standards for environmental responsibility, safety, and technical competence. This gives our customers complete confidence that all air conditioning work is completed legally, safely, and to the highest professional standard.
Diamond HVAC Ltd has been providing high-quality air conditioning installation, maintenance, and repair services for domestic and commercial clients across Hampshire and the UK.
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