Subcooled Hertfordshire Air Conditioning
Air Conditioning Hertfordshire for Homes & Businesses
At Subcooled Air Conditioning, we provide high-quality air conditioning solutions for homes, businesses, and industrial facilities across Hertfordshire. With over 15 years of experience, our expert team specialises in the installation, servicing, and maintenance of energy-efficient cooling systems, ensuring year-round comfort and optimal performance.

Expert Air Conditioning Services in Hertfordshire
Subcooled Air Conditioning is a trusted provider of air conditioning services for residential, commercial, and industrial properties in Hertfordshire. From small home installations to large-scale commercial projects, we have the expertise to design, install, and maintain air conditioning systems that deliver maximum efficiency and performance.
In addition to air conditioning solutions, we also provide a range of related services, including commercial plumbing, commercial gas services, heat recovery ventilation, and air source heat pumps. Our comprehensive approach ensures your property benefits from efficient heating, cooling, and ventilation, all from one reliable provider.
Installation Services
Repairs
Servicing
Plumbing
Maintenance
Electrical
Our Services
Air Conditioning Installation
Installation of high-performance air conditioning systems for homes, ensuring optimal cooling and efficiency.
Commercial Air Conditioning
Bespoke cooling solutions for offices, retail spaces, warehouses, and large commercial properties.
Air Source Heat Pump
An eco-friendly alternative for heating and cooling, reducing energy costs and carbon footprint.
Chilled Water Air Conditioning
Advanced cooling systems for industrial and commercial applications, offering energy-efficient climate control.
Heat Recovery Systems
Improve indoor air quality and maintain energy efficiency with expertly designed ventilation solutions.
Commercial Gas Services
Installation, maintenance, and safety checks for commercial gas systems, carried out by certified professionals.
Commercial Plumbing
Comprehensive plumbing services for businesses, ensuring reliable water systems and efficient operation.
Extract Ventilation
We design, supply and install systems to extract air for domestic, residential and commercial extract systems
Why Choose Subcooled Air Conditioning?

With over 15 years of experience, Subcooled Air Conditioning is your trusted expert for air conditioning solutions in Hertfordshire. We offer competitive pricing, energy-efficient installations, and reliable 24/7 emergency services.
Our fully qualified engineers specialise in residential, commercial, and industrial air conditioning, ensuring that your system is installed, maintained, and repaired to the highest standard. Our commitment to customer satisfaction is reflected in our 4+ star reviews, and all our work is backed by a full guarantee for your peace of mind.
Contact us today for a free quote or to book a service. We’re here to help you stay cool, all year round.
Open 24/7 - Available
Emergency air conditioning repair hertfordshire services 24 hours a day, seven days a week.
Satisfaction Guaranteed
We offer 100% satisfaction guarantees on all Air-conditioner & Heating services. We are proud to be rated over 4 stars on Google Reviews.
Professional Technicians
Our expert engineers prioritise your safety, welfare, and comfort at all times. They are certified, highly experienced, and dedicated to providing exceptional customer service.
Installation, Service & Maintenance 24/7
Testimonials
What Our Client Says
Happy to refer Subcooled to anyone in the future! Lima's