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34 Years
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Emergency
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Trusted HVAC Solutions in Bristol
Cooltherm has been at the forefront of climate control and refrigeration solutions since 1992, combining technical expertise with a commitment to environmental sustainability. Our team of specialists designs, delivers, and maintains high-efficiency chillers, heat pumps, and air conditioning systems tailored to commercial and industrial needs. With a focus on reducing carbon footprints, we prioritise low global warming potential (GWP) refrigerants and energy-efficient technologies. Our services extend to bespoke solutions for complex applications, supported by 24/7 emergency response for critical infrastructure. Accredited to ISO 9001 and ISO 14001 standards, we ensure quality and environmental responsibility in every project. Clients benefit from our nationwide UK presence, with offices in Bristol, Cardiff, Reading, and Nuneaton.

Our track record includes high-profile installations at institutions like the University of Bath Sports Village and Royal Glamorgan Hospital. We offer comprehensive maintenance contracts and consultancy services, including TM44 surveys and F-Gas compliance. Our partnerships with leading manufacturers, such as Daikin and Mitsubishi, reinforce our technical capabilities. We prioritise long-term client relationships, optimising equipment performance throughout its lifecycle to reduce operational costs. Our approach balances innovation with practicality, ensuring solutions meet both client needs and planetary sustainability goals.
Services
Chillers Heat Pumps Air Conditioning Maintenance Contracts F-Gas Compliance
Details
  • Year established: 1992
Highlights and features
  • We have over 30 years of experience in HVAC design and installation.
  • Our solutions prioritise low-carbon, energy-efficient technologies.
  • We offer 24/7 emergency call-out for critical infrastructure.
  • Accredited to ISO 9001 and ISO 14001 quality and environmental standards.
  • Nationwide service with local expertise in Bristol, Cardiff, and beyond.
Associations and certifications
  • ISO 9001
  • ISO 14001
  • REFCOM
What people say
Technical excellence Prompt emergency response Energy-efficient systems Long-term reliability
Services
High-Efficiency Chillers
Cooltherm designs and installs ultra-high-efficiency chillers tailored to commercial and industrial applications. Our systems maximise energy efficiency, reducing operational costs while maintaining optimal performance. Available in air-cooled and water-cooled variants, they support capacities from 6kW to over 1MW, with options for natural refrigerants like R290. Bespoke configurations ensure compatibility with challenging environments.
Low-Carbon Heat Pumps
Our heat pump solutions deliver renewable heating for commercial and industrial use, utilising air-source, water-source, and CO2 technologies. Systems range from 6kW to 1MW, with advanced features like simultaneous heating and cooling. Designed to meet strict environmental regulations, they reduce carbon emissions while maintaining high efficiency in diverse climates.
24/7 Maintenance
Cooltherm provides round-the-clock maintenance and repair services for critical HVAC systems in sectors like healthcare and data centres. Our rapid-response team ensures minimal downtime, with nationwide coverage and access to specialist spare parts. Contracts include proactive inspections to prevent failures and extend equipment lifespan.
Bespoke Air Conditioning
We engineer tailored air conditioning systems for complex projects, including DX, VRF, and VRV installations. Solutions address restricted spaces, non-standard requirements, and integration with existing infrastructure. Expertise spans commercial buildings, hospitals, and industrial facilities, ensuring precise climate control and energy efficiency.
F-Gas Compliance
Cooltherm ensures adherence to F-Gas regulations through leak testing, refrigerant management, and certification. Our certified engineers conduct TM44 surveys and audits to validate compliance, helping clients avoid penalties while maintaining system efficiency and environmental responsibility.
Questions
What types of HVAC systems does Cooltherm specialise in?
We specialise in chillers, heat pumps, air conditioning systems, and bespoke climate control solutions for commercial and industrial applications.
Do you offer emergency HVAC repair services?
Yes, we provide 24/7 emergency call-out services for critical infrastructure like hospitals and data centres.
Are Cooltherm's systems energy-efficient?
All our solutions prioritise energy efficiency, including low-GWP refrigerants and compliance with ISO 14001 environmental standards.
Can you service existing HVAC equipment?
Yes, we offer maintenance contracts for all chiller and air conditioning systems, regardless of the original manufacturer.
Where does Cooltherm operate?
We work nationwide across the UK, with offices in Bristol, Cardiff, Reading, and Nuneaton.
What accreditations does Cooltherm hold?
We are ISO 9001 and ISO 14001 certified and registered under the REFCOM environmental compliance scheme.