Specialist Air Conditioning Services

Professional Air Conditioning Services Across London & the Home Counties

At Thermachill, we deliver expert air conditioning solutions tailored to your commercial, industrial or residential needs. With over 13 years of technical experience and a team of fully F-Gas qualified and REFCOM-certified engineers, we offer a complete range of services — from system design and installation to servicing, repairs and upgrades — backed by responsive support and industry-leading workmanship.

What We Offer

Bespoke System Design & Installation

We start every project with a detailed site survey and heat-load assessment to ensure your system is precisely matched to your space, occupancy and usage patterns. Our engineers then produce accurate specifications, layouts and technical drawings, considering airflow, refrigerant pathways, electrical requirements, aesthetics and noise control. We install high-efficiency systems from trusted manufacturers — including Daikin, Fujitsu, Mitsubishi Electric and Panasonic — ensuring long-term performance and warranty compliance.

Comprehensive Repairs & Maintenance

Thermachill delivers full maintenance and repair services designed to keep your air conditioning running efficiently and reliably. From preventative check-ups to emergency fault diagnosis, we provide:

Thorough cleaning and filter changes
Refrigerant leak detection and recharge
Electrical inspection and tightening
Condensate drain clearing
Control system calibration and optimisation
We offer 24/7 emergency support with rapid response times to minimise disruption to your business or comfort.

System Upgrades & Efficiency Improvements

Modern air conditioning technologies offer significant performance and cost benefits. We can upgrade existing systems to modern inverter units and advanced controls that typically deliver better energy efficiency, improved temperature zoning and enhanced air quality. Upgrades include full project management from cost-benefit analysis through to installation and commissioning.

Why Choose Thermachill?

Experienced Technical Team: All work is carried out by certified and highly skilled engineers with deep industry knowledge.
Quality & Reliability: We work exclusively with premium manufacturers to ensure dependable performance and long-lasting systems.
Personalised Support: From initial consultation to aftercare, we focus on client satisfaction and tailored solutions.
24/7 Emergency Assistance: Our team is available around the clock for urgent breakdown support.
Energy-Efficient & Sustainable Options: We advise on and install systems that reduce running costs and environmental impact.

Trusted By Leading Organisations

We’re proud to serve a wide range of clients — from small businesses to nationally recognised brands — demonstrating our ability to deliver quality systems at every scale.

Get in Touch

Whether you need a new installation, routine servicing, urgent repair or a system upgrade, our expert team is ready to help. Contact us today on 020 3021 1345 or email info@thermachill.co.uk to discuss your air conditioning requirements.