The next evolution in destratification fan technology, providing power with performance. Ideal for improving comfort and reducing HVAC costs by an average of 35% in all building types, the Onyx Series features our new Airflow Bypass system, which exponentially increases air volume whilst minimising energy consumption. Trusted by top brands including Babcock, Heathrow Airport, Tesco, Samsung, Toyota and David Lloyd, Airius sets the benchmark for destratification fan systems.
The Onyx Series represents the latest generation of destratification and cooling fan solutions from Airius, engineered with state-of-the-art patented Airflow Bypass Technology for exceptional performance, energy efficiency and precision airflow management in diverse environments and ceiling configurations.
This advanced airflow bypass system exponentially increases entrainment by maximising air volume bypassing the motor, significantly boosting airflow performance.
Whether your priority is improving comfort, reducing HVAC and air conditioning costs, meeting carbon reduction targets or supporting energy efficiency upgrades, the Onyx Series sets a new benchmark in destratification innovation — delivering performance, control and reliability for all types of spaces, buildings and environments.
Destratification fans from the Onyx Series are designed to optimise both heating and cooling systems in buildings with ceilings up to 13 metres. They maintain consistent temperatures by delivering powerful thermal destratification, reducing HVAC energy usage, supporting year-round comfort, and helping to stabilise internal climate conditions across a wide variety of spaces. Their efficient performance contributes to energy savings, operational consistency, and improved overall system performance in both new and existing infrastructure.
The Onyx Series helps reduce temperature gradients, enhance occupant comfort, and support carbon emissions reduction targets as part of wider decarbonisation strategies.
For installations in suspended, dropped or false ceilings, view our Suspended Series range.
All units in the Onyx Series are remarkably compact and lightweight — just 424 mm in height, 391 mm in diameter, and 5.9 kg in weight.
This low-profile, space-saving design allows for quick and simple installation in all types of buildings, even those where ceiling space or structural loading is limited. It’s an ideal replacement for bulky blade, HVLS or box fans, particularly where safety, efficiency, or aesthetics are key. The compact form also supports discreet integration into modern interiors and simplifies handling during installation in space-constrained or access-limited areas.
With no structural modifications required, the Onyx Series offers powerful airflow circulation and destratification with minimal disruption to interior layouts, making it suitable for both retrofits and new build projects across varied ceiling types. Its compact size and low weight also reduce structural load risk and make it a practical option for ceiling systems with limited tolerance or material restrictions.
Onyx Series destratification and airflow circulation fans are engineered for long-term durability across a wide variety of built environments. Rigorously Impact Tested, they’re built with a resilient PC/ABS resin housing rated UL 94 5VA flame resistant and features a 1.8 metre safety cable, ensuring dependable performance under daily operational stresses.
With IP44/54 protection against dust and moisture, the Onyx Series delivers consistent reliability in demanding conditions. Its robust construction maintains structural integrity under continuous use, supporting reliable airflow performance and consistent system output over extended operating periods. Designed for longevity and low maintenance operation, each unit contributes to sustained environmental control and energy efficiency across a wide range of building types.
For more aggressive environments, upgrade to the Titan Series with chemical-resistant housing for added protection.
Optimised for energy efficiency, the Onyx Series runs from as little as £0.35 per day (at an average UK rate of £0.22 per kWh) — even under continuous 24/7 operation.
Advanced motor technology from world leading motor manufacturers such as EBM Papst, combined with Airius’ patented fan design, maintains highly-efficient, low consumption operation whilst significantly reducing energy use across heating, cooling and air conditioning systems. Supporting measurable carbon footprint reduction, decarbonisation strategies and long-term operational savings — the Onyx Series consumes up to 90% less energy than competing systems.
This efficiency helps building operators lower utility costs, meet sustainability targets and improve overall HVAC system performance with minimal ongoing energy demand, even in energy-intensive or large-scale building systems.
The Onyx Series is designed for fast, simple installation in to any type of building or environment, with no ductwork or structural changes required. Each unit includes a ratcheted mounting handle that rotates up to 90°, allowing airflow to be directed as needed for any ceiling or floorplan layout.
Lightweight and easy to handle, Onyx units can be mounted on beams, chains or standard supports and are suitable for installation by contractors, electricians or facilities teams using our comprehensive Installation Guides. Units can also be repositioned easily as floor plans evolve, building use changes, or operational needs shift over time. The versatile design supports integration into new projects or phased retrofit programmes, even where ceiling access is limited or working hours are restricted.
Ask about our Turn-Key Supply and Installation Service for expert fitting and energy-saving results.
Airius destratification fans reduce heating and cooling costs by 35% or more. They efficiently recirculate warm air from the ceiling and cool air from the floor, balancing temperatures and optimising HVAC efficiency for year-round comfort and savings.
Our internationally-patented Multi-Vane Stator and Venturi Nozzle technology transfers rotational energy to create a slow-moving columnar laminar airflow. This innovative design increases throw distance and entrainment while reducing energy consumption.
All Airius products are proudly designed and built with premium components in the USA, undergoing rigorous testing to ensure the highest quality and reliability. This guarantees that Airius systems provide exceptional performance with robust durability.
Engineered with safety in mind, Airius fans can feature a 1.8m safety cable for added reassurance. Units are rated UL 94 5VA flame resistant (except Designer & Diamond Series) and include a built-in thermal cut-off, ensuring critical fire protection for buildings and occupants.
Airius fans are the smart destratification solution. Using patented technology and premium components, Airius fans can make a huge impact from a compact package.
See a detailed list of the benefits of Airius Destratification Fan, Airflow Circulation and Cooling Systems here.
Airius fans optimise the performance of heating systems by ensuring heat supplied is continuously circulated fully throughout spaces. This prevents the warmed air from rising and accumulating at the ceiling where it is not of benefit and can be lost through the roof.
This delivers the heat to where you want it, keeping occupants comfortable and satisfying the thermostat more efficiently, resulting in heating savings of 35% on average and in some cases even more!
Read how Lush saved 61% on heating costs after installing Airius – Case Study. Read how Impress Manufacturing saved £62,351 on heating costs in one winter season after installing Airius – Case Study.
Read how Lush saved 61% on heating costs after installing Airius – Case Study.
Read how Impress Manufacturing saved £62,351 on heating costs in one winter season after installing Airius – Case Study.
Using a similar approach to airflow optimisation as that found in the latest generation of Rolls-Royce jet engines, Onyx fans achieve a big impact with minimal energy consumption.
Our patented Bypass technology increases the air draw through suction, maximising the air volume bypassing the fan motor, exponentially increasing air flow performance. This system is unique to Airius fans – and is one reason why our products far exceed the efficacy of primitive bladed fans.
Our Onyx fans use intelligent technology to move large volumes of air while consuming very little energy.
Compared to the costs of buying and operating air conditioning systems, Airius fans cost 90% less. And when used in conjunction with air conditioning systems, you can reduce your reliance on these costly systems and also improve comfort levels throughout your environment.
Read how Bowlplex saved 70% on cooling costs after installing Airius – Testimonial. Read how Tiso Retail decommissioned their air-con system after installing Airius – Testimonial.
Read how Bowlplex saved 70% on cooling costs after installing Airius – Testimonial.
Read how Tiso Retail decommissioned their air-con system after installing Airius – Testimonial.
Airius fans are built to deliver maximum impact with minimum energy use. We use premium components, including EBM Papst motors, to furnish our destratification fans, which are designed and assembled in the USA.
We’re confident that your Airius fans will deliver the cooler and more comfortable environment you want. And with a 5-year warranty backing your Airius products, you can place your order with confidence.
Onyx fans are quick and easy to install in a wide variety of settings. Because they require no ductwork or infrastructure, they can be positioned perfectly without any additional labour or materials required.
These free-hanging units can be angled using the ratcheted handle, as much as 90 degrees from vertical.
A single Onyx fan can achieve destratification for floor areas up to 185m2 – depending on the height of the ceiling and the nature of the space.
This means you can transform comfort levels in your environment without having to upgrade HVAC systems, install air-con or add a fleet of unsightly ceiling fans. Airius fans achieve impressive effects with minimal footprints.
If your environment is too physically demanding for standard destratification fans, you can upgrade your fans to the Titan Series. These highly durable fans are designed to withstand knocks, shocks and corrosion.
Using ABS resin for the housing and internal stator blades, along with stainless steel for the fixings, Titan Series fans are ideal for industrial applications and any setting in which your HVAC equipment may be exposed to physical abuse or contaminants.
The Titan Series level of protection can be applied to any Airius fan Series, which means you can benefit from its enhanced resilience in the ideal form factor and with the optimal performance for your environment.
Onyx destratification fans can be used with the Airius 1 AMP, 5 AMP and EC wall-mounted speed controllers. This allows you to customise your installation to gain maximum efficiency from your Airius system in any climate.
Airius engineers can help you evaluate your options and select the most efficient and effective fleet of destratification fans to lower your energy costs and improve comfort in any environment.
Ceiling mounted equipment can often present challenges when access is required for maintenance, cleaning and replacement.
In order to overcome this Airius supply a range of winch systems allowing units to be raised and lowered on demand remotely at the touch of a button.
Suitable for ceiling heights up to 33 metres and capable of supporting up to 100kgs, Airius winches include pre-wired terminals, disconnecting power during operation and reconnecting when raised back into place, as well as a safety locking mechanism providing additional security when at rest, even in the event of a power failure.
Airius destratification fans are designed to run 24/7. By running constantly, they prevent the fluctuations in temperature that occur when stratification goes untreated. In most cases, running the fans all day, every day, is the most efficient and effective way to maintain comfortable conditions.
When buildings are unoccupied for periods of time, Airius fans can be installed in conjunction with timers, integrated with a building management system (BMS) or used with wireless controls.
All Airius destratification fans come as off-white (Cool Gray C) as standard. For installations where colour and aesthetics are a factor, Airius destratification fans can be RAL colour match painted to suit your unique application.
This colour-matching option, combined with our elegant designs, means that you can transform the comfort of your environment without impacting the aesthetics.
Onyx series destratification fans are available with either PSC (permanent split capacitor) or EC (electronically commutated) motors from leading manufacturer EBM Papst. EC motors offer optimal operation at less than 100% speed.
All motor options offer incredible performance and efficiency, giving you years of cost savings while consuming remarkably low levels of energy.
For in-depth information, visit our FAQs page and explore all the Airius benefits, showcasing all the unique advantages of our fan systems.
Airius destratification fans offer a variety of controls and customisation options to meet your building's specific needs. With advanced control systems, custom features, and chemical-resistant upgrades, you can optimise performance and enhance aesthetics for any environment.
To get the full picture, explore the case study in detail.
Simple to Install In-House or Use Our Turn-Key Installation Service
Take Advantage of Our Market Leading 5-Year Fan Warranty
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View our products in action within a wide range of client installations and industry applications.
Discover the full potential of Airius destratification fans by downloading our detailed brochure below.
