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Trusted HVAC Solutions in Manchester & Nationwide
Established with over two decades of expertise, Celsius Air Conditioning specialises in the design, installation, and maintenance of advanced air conditioning systems for domestic and commercial properties. Our team delivers tailored solutions across the Northwest of England and nationwide, prioritising cutting-edge technology and energy efficiency. With a focus on Mitsubishi Electric and Olimpia Splendid products, we ensure precise installations and optimal performance. Our comprehensive services include 24/7 emergency repairs, planned maintenance contracts, and ventilation systems, all underpinned by a commitment to client satisfaction.

We serve diverse sectors, from industrial and office spaces to retail and hospitality, offering cost-effective solutions that reduce carbon footprints. Our experienced engineers combine technical proficiency with a client-centric approach, ensuring projects are completed on time, within budget, and to the highest standards. By maintaining equipment to reduce running costs by up to 25%, we provide long-term value, supported by extended warranties and transparent communication. Whether addressing large-scale installations or domestic needs, we uphold a philosophy of 'big enough to cope, small enough to care'.
Services
Air Conditioning Installation Heat Pumps Maintenance Contracts Repairs Ventilation Systems Mitsubishi Electric Systems Olimpia Splendid Units Commercial HVAC Solutions Domestic HVAC Solutions Emergency Services
Highlights and features
  • We offer 24/7 emergency repair services for uninterrupted comfort.
  • Our engineers have over 20 years of hands-on experience in HVAC systems.
  • Planned maintenance reduces equipment running costs by up to 25%.
  • We specialise in both large-scale and domestic installations with precision.
  • All projects utilise the latest energy-efficient Mitsubishi and Olimpia Splendid technology.
Associations and certifications
  • Mitsubishi Electric
  • Mitsubishi Ecodan
Services
Air Conditioning Installation
We supply and install advanced air conditioning systems tailored to domestic and commercial needs. Our expertise includes Mitsubishi Electric units, ensuring energy efficiency and precise climate control. Projects range from small offices to large industrial spaces, all completed with free site visits and no-obligation quotations.
Heat Pumps
Specialising in Mitsubishi Ecodan air source heat pumps, we provide sustainable heating solutions for residential and commercial properties. These systems extract heat from outdoor air, even in sub-zero conditions, reducing energy costs while maintaining comfort across diverse building types.
Maintenance Contracts
Our planned maintenance contracts ensure air conditioning systems operate efficiently year-round. Regular servicing can cut running costs by up to 25% and extends equipment lifespan, with clients benefiting from extended warranties and 24/7 support for urgent issues.
Repairs
We offer rapid repair services for all air conditioning makes, including diagnostics and part replacements. With a 90 + VAT minimum callout charge in Manchester, most minor faults are resolved within the first hour, ensuring minimal downtime for businesses.
Ventilation Systems
We install Mitsubishi Lossnay heat exchange ventilation systems to improve indoor air quality by reducing humidity and pollutants. These systems recover heat energy for efficiency, ideal for airtight commercial buildings requiring compliance with health and safety standards.
Questions
What areas do you serve?
We operate across Manchester, the Northwest of England, and nationwide for both domestic and commercial HVAC projects.
Do you offer emergency repair services?
Yes, our engineers provide 24/7 emergency repairs to resolve breakdowns swiftly and minimise disruption.
What types of air conditioning systems do you install?
We specialise in Mitsubishi Electric systems, Olimpia Splendid units, and heat pumps, tailored to residential and commercial needs.
How can maintenance reduce costs?
Regular servicing ensures optimal efficiency, potentially cutting running costs by up to 25% and extending equipment lifespan.
Are your engineers certified?
Yes, our team are approved installers for Mitsubishi Electric and Ecodan, with over 20 years of combined HVAC experience.
What is the cost of a repair callout?
Our current charges start at £90 + VAT in the Manchester area, covering the first hour of on-site work.