BAF Blog - AU

What Are HVLS Fans and How Do They Work?

Written by Big Ass Fans | Jan 28, 2025 6:48:11 AM

When running a large industrial space such as a warehouse, workshop, or factory, creating a comfortable working environment for your team is crucial. When temperatures rise, these spaces can become too hot to work in comfortably, leading to issues like heat stress and exhaustion.

One way to reduce these issues is to install high-volume, low-speed (HVLS) ceiling fans in your space. These fans are significantly larger than traditional fans and provide substantial improvements in employee comfort, energy efficiency, and productivity.

what is a hvls fan?

A HVLS fan is a large ceiling fan designed to move a significant volume of air at low rotational speeds. Typically ranging from 2 to 7.3 metres in diameter, HVLS fans are commonly used in industrial, commercial, and large spaces like warehouses.
They work by circulating air efficiently in large spaces, creating a cooling breeze. Thanks to their low speed, they operate quietly and use less energy compared to traditional high-speed fans, making them an energy-efficient solution for temperature control and air circulation.

1. increased employee comfort and productivity

HVLS fans are a powerful solution for enhancing employee comfort in large spaces. By creating a gentle, consistent airflow, they help maintain a comfortable temperature, reducing hot spots and stuffy air. Employees working in large warehouses, factories, or other facilities benefit from the cooling breeze. This comfort leads to increased focus, improved morale, and higher productivity. You can check out some of our Case Studies highlighting companies such as Hanes (Bonds) Australasia, Asics and Blundstone Shoes have integrated Big Ass Fans into their facility, and discover how our fans enhance their operations, providing comfort and efficiency in their spaces.

2. reduction in cooling costs

One of the key benefits of HVLS fans is their ability to reduce cooling costs in large spaces. Instead of relying solely on air conditioning—which can be expensive and ineffective in larger facilities—HVLS fans help circulate the air more effectively. In some cases, HVLS fans can reduce the need for air conditioning altogether, significantly lowering electricity bills.

3. improved air quality and circulation 

Poor air circulation in large spaces can lead to stagnant air, humidity buildup, and even the accumulation of dust and particles. HVLS fans help improve air quality by continuously moving air and promoting better ventilation. This reduces moisture-related issues and minimises pollutants, creating a fresher and healthier environment for both employees, storage and equipment.

4. increased energy efficiency

HVLS fans maximise energy efficiency by moving large volumes of air with minimal power usage. Unlike traditional fans that spin at high speeds to cool a space, HVLS fans operate at lower speeds, reducing energy consumption while still covering more ground. They also work in tandem with HVAC systems to improve overall efficiency, reducing the load on air conditioners and heating systems.

5. minimal maintenance costs

HVLS fans are built for durability and low maintenance. Their slow rotational speed reduces strain on the motor and components, leading to fewer mechanical issues over time. With their engineering designed for longevity, they require less frequent servicing or replacement compared to smaller, high-speed fans. This results in lower maintenance costs and less downtime, making them a reliable solution for long-term use.

Summing Up 

High-volume, low-speed fans are an efficient, cost-effective solution for cooling large industrial spaces. At Big Ass Fans, we offer a range of HVLS fans tailored to warehouses, workshops, factories, and gyms.

Our Powerfoil X4 and Powerfoil D ceiling fans deliver unmatched airflow and energy efficiency for even the largest spaces.

Explore our range today and experience the difference. Get your free HVLS Custom quote now! 👇🏼