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44 Years
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Emergency
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Expert HVAC Solutions in Hitchin
Salix Mechanical has been a trusted partner for proactive HVAC maintenance and refrigeration solutions since 1982. With decades of experience serving London and the South East, we specialise in delivering engineering excellence and rapid response times for commercial air conditioning, ventilation, and refrigeration systems. Our clients, many of whom have remained with us for decades, rely on our technical expertise to reduce energy costs, ensure compliance, and maintain reliable climate control systems. We pride ourselves on resolving complex issues that others cannot, backed by F-Gas certification, SFG20 compliance, and accreditations including SMAS and Construction Line Gold.

Our 24/7 emergency service guarantees a 4-hour callout response, ensuring minimal downtime for critical operations. As certified installers for leading brands like Daikin and Mitsubishi, we uphold manufacturers' warranties through professional maintenance. Our commitment to quality and customer satisfaction has made us a leader in sectors ranging from education and healthcare to high-security environments.
Services
Commercial Air Conditioning Ventilation Systems Refrigeration Maintenance UV-C Air Sanitisation 24/7 Emergency Repairs Portable AC Hire Boiler Servicing Disinfectant Fumigation Air Purification Ventilation Validation
Details
  • Year established: 1982
Highlights and features
  • 35+ years of specialist HVAC experience since 1982
  • 24/7 emergency callouts with 4-hour response guarantee
  • F-Gas certified engineers with SFG20 compliance expertise
  • Tailored AirCare maintenance plans with cost certainty
  • Accredited installers for Daikin, Mitsubishi, and Fujitsu systems
Associations and certifications
  • ISO 9001
  • SMAS
  • Construction Line Gold
  • GFSL
  • Achilles
What people say
Technical expertise Rapid response Cost-effective solutions Knowledgeable engineers Long-term reliability
Services
Commercial Air Conditioning
We design, install, and maintain commercial air conditioning systems that create optimal working environments while reducing energy costs. Our end-to-end service includes project management, compliance validation, and emergency repairs. With expertise in ducted, wall-mounted, and ceiling-mounted units, we ensure temperature control solutions tailored to your business needs across London and the South East.
Ventilation Systems
Our ventilation solutions improve indoor air quality and comply with health regulations. We install and maintain systems that replace stale air with filtered fresh air, crucial for workplaces ranging from schools to manufacturing facilities. Our engineers conduct free surveys to ensure your system meets current standards and recommend upgrades where necessary.
Refrigeration Maintenance
We provide critical cooling solutions for industries requiring temperature-controlled environments. Our maintenance contracts prevent system downtime in food processing plants, IT server rooms, and pharmaceutical facilities. With 24/7 engineer availability, we ensure compliance with F-Gas regulations and extend equipment lifespan through professional servicing.
UV-C Air Sanitisation
Our UV-C technology eliminates airborne pathogens in HVAC systems, providing continuous sterilisation against viruses and bacteria. This solution, proven effective in medical settings, keeps cooling coils clean and improves system efficiency. We retrofit UV-C units to existing air handling systems across commercial and industrial premises.
24/7 Emergency Repairs
We offer rapid response HVAC repairs with a 4-hour guarantee for London and Home Counties clients. Our engineers resolve breakdowns affecting temperature control systems, minimising business disruption. Emergency services cover air conditioning, refrigeration, and ventilation systems with full warranty compliance.
Questions
What HVAC services do you offer for commercial clients?
We provide air conditioning installation, ventilation systems, refrigeration maintenance, UV-C sanitisation, 24/7 emergency repairs, and portable AC hire for commercial clients across multiple sectors.
Are your engineers certified for HVAC installations?
Yes, our engineers are F-Gas certified by Refcom and trained by leading manufacturers including Daikin and Mitsubishi to ensure warranty compliance.
Do you offer emergency HVAC repair services?
Yes, we provide 24/7 emergency HVAC repair services with a guaranteed 4-hour response time across London and the Home Counties.
How do you ensure compliance with regulations?
We follow SFG20 maintenance standards, conduct regular F-Gas leak testing, and hold industry accreditations including SMAS and Construction Line Gold.
What areas do you cover?
We serve London and the Home Counties including Hertfordshire, Surrey, Kent, and Buckinghamshire with both planned and emergency services.
Can you help improve indoor air quality?
Yes, we offer UV-C air sanitisation, disinfectant fumigation, and ventilation validation services to enhance indoor air quality and reduce airborne contaminants.
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