At Rossair, we deliver exceptional HVAC maintenance and Industrial Ventilation Systems and across the UK. With decades of experience and a reputation built on excellence, our team of certified HVAC contractors ensures optimal performance, energy efficiency, and longevity for your heating, ventilation, and air conditioning systems.

Comprehensive HVAC Maintenance Services Tailored to Your Needs

Preventative maintenance is the cornerstone of system longevity. At Rossair, we provide bespoke maintenance packages that are tailored to residential, commercial, and industrial properties. Our expert engineers inspect, test, clean, and fine-tune every component, ensuring your system operates at peak performance throughout the year.

Our HVAC maintenance service includes:

• Full inspection of HVAC systems
  
  

• Filter replacements and airflow optimisation
  
  

• Refrigerant level checks and adjustments
  
  

• Electrical diagnostics and tightening of connections
  
  

• Cleaning of coils, fans, and heat exchangers
  
  

• Thermostat calibration and performance testing

By identifying minor issues before they escalate, our maintenance helps avoid costly breakdowns and extend the life of your equipment.

Reliable HVAC Contractors in the UK – Why Rossair Leads the Industry

As leading HVAC contractors in the UK, we combine technical knowledge with customer-focused solutions. Our engineers are fully qualified under F-Gas regulations and trained to work with the latest technologies, including smart HVAC systems and energy-efficient models.

Our commitment to excellence is backed by:

• 24/7 emergency support for breakdowns and repairs
  
  

• Adherence to industry compliance and safety standards
  
  

• Transparent service plans and no hidden fees
  
  

• Use of genuine parts and components
  
  

• Detailed maintenance records and client reporting

Whether you're a property manager, facilities coordinator, or homeowner, Rossair offers the professional insight and hands-on expertise required for seamless HVAC performance.

Air Conditioning Services in Hampshire – Precision Cooling by Rossair

When it comes to air conditioning in Hampshire, Rossair is the name to trust. From installation to maintenance, we handle every aspect with precision. We serve both residential and commercial environments, ensuring tailored solutions for every client.

Our Air Conditioning Services Include:

• Installation of split systems, ducted units, and VRF/VRV systems
  
  

• Performance tuning for existing units
  
  

• Decontamination and indoor air quality management
  
  

• Repair and replacement of faulty compressors and fans
  
  

• Zoned cooling solutions for energy management

We source top-tier air conditioning units from trusted brands and install them with meticulous attention to detail. Whether it’s a new build, retrofit, or system upgrade, our solutions are engineered for comfort and control.

Why Choose Rossair as Your HVAC Partner?

Choosing Rossair means investing in the long-term performance of your HVAC system. Our proactive service model, combined with expert craftsmanship, ensures we consistently exceed client expectations.

What Sets Us Apart:

• Over 20 years of HVAC experience
  
  

• Comprehensive service coverage across the UK and Hampshire
  
  

• Skilled engineers certified by REFCOM and SafeContractor
  
  

• Environmental commitment through sustainable practices
  
  

• Strong client portfolio including schools, hospitals, hotels, and offices

From routine check-ups to major system overhauls, Rossair remains the go-to choice for clients who demand reliability and performance.

Seasonal HVAC Maintenance – Prepare for Every Climate

The British climate demands versatility from your HVAC systems. Rossair offers seasonal maintenance programs to ensure readiness for both peak summer and deep winter demands.

Summer Preparation:

• Ensure cooling efficiency
  
  

• Clean evaporator and condenser coils
  
  

• Inspect refrigerant levels
  
  

• Check thermostat accuracy

Winter Readiness:

• Evaluate heating elements and ignition systems
  
  

• Test blower components
  
  

• Inspect insulation and pipework
  
  

• Ensure system safety controls are functional

With Rossair’s support, your system is prepared to deliver consistent comfort and efficiency year-round.

Custom HVAC Contracts – Solutions That Scale

Every client has different operational needs. That’s why we offer flexible HVAC maintenance contracts tailored to your property type, system usage, and budget.

Our contract options include:

• Reactive-only support for infrequent use systems
  
  

• Planned preventative maintenance (PPM) for high-performance environments
  
  

• Full cover service contracts including parts and labour
  
  

• Priority support and dedicated account management
  
  

We work with schools, care homes, industrial units, and corporate facilities to provide scalable HVAC solutions that reduce downtime and operational costs.

Energy Efficiency Audits – Lower Costs, Greener Future

Rossair helps you achieve energy efficiency and reduce your carbon footprint. As energy prices rise, optimising your HVAC system becomes crucial for cost control.

Our Audit Process Covers:

• Airflow analysis and duct inspection
  
  

• Equipment age and performance assessment
  
  

• Insulation evaluation
  
  

• Smart controls installation for real-time efficiency
  
  

• Recommendations for upgrades or replacements

We provide a detailed report outlining energy-saving opportunities and offer implementation strategies that align with your sustainability goals.

Emergency HVAC Repairs – 24/7 Rapid Response Across Hampshire

Unexpected breakdowns can halt operations and affect comfort. Rossair’s emergency HVAC repair services are available 24/7 across Hampshire and the UK, ensuring minimal disruption.

Our team carries diagnostic tools and spare parts to resolve most issues in a single visit. We prioritise safety and communication, providing timely updates and full repair documentation.

Serving Hampshire and Beyond – Our Coverage Areas

Rossair is proud to serve clients across Hampshire, including:

• Winchester
  
  

• Basingstoke
  
  

• Southampton
  
  

• Portsmouth
  
  

• Andover
  
  

• Farnborough
  
  

• Eastleigh

With a growing network of technicians, we also extend our services throughout South East England, delivering fast, professional HVAC support wherever you are.

Contact Rossair – The Leading HVAC Contractor in the UK

Experience premium HVAC maintenance, installation, and repair with Rossair. Our expert team is ready to support your comfort and operational efficiency. Whether you need routine servicing or a custom maintenance contract, Rossair is your trusted HVAC Contractor.

📞 Call us today at 44 (0)203 857 5090
📧 Email: [email protected]
🌐 Visit: www.rossair.co.uk

Final Thoughts – HVAC Excellence Starts with Rossair

When system reliability matters, Rossair delivers. From HVAC maintenance in the UK to Air Conditioning Hampshire, our work ensures your environment remains efficient, compliant, and comfortable.

Choose Rossair – where HVAC meets excellence.