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HALO HVAC specializes in optimizing Heating, Ventilation, and Air Conditioning systems, we are the UK's leaders in Air Handling Unit refurbishment. Enabling HVAC energy upgrades through cutting-edge IoT sensor and HVAC monitoring technology



AHU Refurbishment

Specialising in Air Handling Unit (AHU) refurbishment, HALO HVAC upgrades ventilation systems to extend asset lifecycle, reduce operating expenses, improve health and comfort of employees and customers, whilst enhancing energy performance. 



HVAC Energy Upgrades

Accelerate to Net Zero. With HALO HVAC technological advances combined with years of expertise, there are many efficient solutions available to deliver energy savings and improve performance across the entire HVAC system.



Wireless IoT HVAC sensors

HALO internet of things (IoT) sensors allow you to remotely monitor and control almost any part of a HVAC system. Automatically open or close smart vents, modulate airflow on demand, and accurately predict system degradation and total energy use. 



Mechanical & Electrical

HALO HVAC provides a comprehensive suite of services as part of our portfolio, specializing in mechanical & electrical installations for both commercial and industrial settings. With integration into Building Management Systems (BMS) our HVAC services provide centralized control.



Service & Maintenance 

The benefits of maintaining a HVAC system goes far beyond convenience. Pre-planned HVAC maintenance services to prolong equipment life and prevent costly breakdowns. HALO offers PPM and remote monitored service packages, for all HVAC components of any manufacturer.



Asset Auditing 

HALO offers a comprehensive HVAC asset auditing service. We cover asset tracking, planned preventative maintenance, monitoring of your estate and equipment, end of life, risk management, and financial evaluation including ROI. 





HALO HVAC : Shaping Intelligent Infrastructure for Energy Efficiency and Sustainability in HVAC




Conformity & Compliance

HALO HVAC Ltd has passed industry leading conformity and compliance testing, verification, and inspection. Our accreditations highlight our technical competences, reliability, and integrity to provide confidence and trust to deliver our services.


We hold insurances for Contractors All Risk, Professional Indemnity, Employer Liability, Public and Product Liability, and Contract Works. We are members of Constructionline, Building Engineering Services Association (BESA), and The Contractors Health and Safety Schemes in Procurement (CHAS Advanced) including PAS91 and SSIP.


Call to request copies on 0207 117 2087 or email


Latest News 

HALO HVAC is proud to sponsor the prestigious HVR Awards 2024. The HVR Awards celebrate the best products, businesses and people in the heating and ventilating industry.

NEW - White Paper :  
Learn how Integrating IoT with AHU refurbishment enables sustainable HVAC energy upgrades.

Case Study : Cutting carbon by removing on-site gas-fired boilers and remodelling the AHUS by adopting new DX heat pump technology.

Case Study :  13 AHU's  serving a critical manufacturing process and science labs, upgraded and delivered in less than 5 days.

Case Study :  The fans within the AHU's at this hotel had failed, resulting in no ventilation to several areas.

NEW - IoT Dashboard :  Embrace brilliant automation and uncover energy efficiency secrets with personalised insights, without compromising comfort.

Case Study: This luxury hotel operates 24/7 therefore we delivered this project with zero disruption.

NEW: CPD and Training sessions by HALO HVAC experts - certified content for HVAC industry professionals.

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