The History of Raised Access Flooring and Access Flooring

2023/08/7 6:36

Origins of Access FlooringRaised access flooring, also known as raised computer flooring or access flooring, has revolutionized the way we construct and manage modern buildings, especially in the context of data centers, office spaces, and commercial establishments. This innovative flooring system has a rich history that dates back several decades, evolving from simple utility to a critical component of efficient and flexible building design. In this blog post, we will take a captivating journey through the history of raised access flooring, exploring its origins, key developments, and how it has become an indispensable solution for various industries.

Origins of Access Flooring

The concept of raised access flooring can be traced back to the mid-20th century, originating from the need to manage extensive cabling and utilities in buildings. In the early 1950s, with the rapid adoption of computers and early data processing equipment, large mainframe computers required significant cabling for power and communication. Traditional building designs did not provide an efficient and organized way to handle these cables, leading to cluttered and impractical workspaces.

The first known application of raised access flooring was in 1956 when a US-based manufacturer named Solt introduced an elevated floor system to address the cable management challenges faced by data centers. Solt’s innovation allowed cables and utilities to be neatly housed beneath the raised platform, offering a cleaner and more organized environment. This early version of raised flooring was typically made from wood, and while it was primarily utilitarian, it laid the foundation for future advancements.

The Evolution of Materials and Construction

In the following decades,  access flooring saw significant improvements in materials and construction techniques. The move from wood to more durable and versatile materials became a defining moment in the history of raised flooring:

Steel-based Systems:

In the 1960s and 1970s, the industry witnessed a shift from wood to steel-based raised flooring systems. Steel offered superior load-bearing capacity and structural strength, making it an ideal material for supporting heavy equipment in data centers and office spaces. This transition paved the way for more versatile and robust raised flooring designs.

Modular Construction:

By the 1980s, manufacturers started adopting modular construction techniques, allowing for easy assembly and disassembly of raised floor components. Modular systems facilitated rapid installation and reconfiguration, enabling businesses to adapt their spaces quickly to changing needs.

Accessible Air Plenums:

As data centers and technological infrastructures grew more complex, the need for efficient cooling systems arose. Raised flooring evolved to include perforated panels and air plenums, creating dedicated pathways for conditioned air distribution. This improved airflow management and played a crucial role in cooling sensitive equipment.

Application of Raised Access Flooring Across Industries

Throughout the late 20th century, raised access flooring found applications across various industries, transforming the way buildings were designed and managed:

Data Center Floor:

Raised access floor became the standard in data centers due to its versatility in housing cabling, supporting heavy servers, and optimizing cooling efficiency. Data centers rely on raised flooring to manage vast networks of cables, cool high-density server racks, and enable rapid equipment upgrades.

Commercial Spaces:

In office buildings, raised flooring gained popularity for its ability to accommodate under-floor air distribution, reducing the need for overhead ductwork. This provided improved thermal comfort for occupants and allowed for easy access to utilities and services, simplifying maintenance tasks.


Raised access flooring found application in cleanroom environments, such as laboratories and pharmaceutical facilities, where strict cleanliness and precision are essential. The raised computer flooring design ensures the controlled flow of air and easy integration of specialized equipment.

Retail and Exhibition Spaces:

Retail environments embraced raised flooring for its adaptability in showcasing products and concealing lighting and sound systems. Exhibition spaces benefited from the versatility of raised floors, enabling the rapid creation of temporary layouts and improved visitor experiences.

Modern Innovations and Sustainability

As we entered the 21st century, raised access flooring continued to evolve, driven by advancements in technology and a growing focus on sustainability:

Sustainable Materials:

In response to environmental concerns, manufacturers began exploring sustainable materials for raised access flooring. Recycled materials, such as post-consumer steel, aluminum, Calcium Sulphate, and eco-friendly composites, are now common choices, reducing the environmental impact of construction.

Airflow Management Solutions:

The quest for more efficient cooling and energy conservation led to the development of sophisticated airflow management solutions. Innovations like airflow panels, grommets, and hot and cold aisle containment systems further improved the cooling capabilities of raised flooring in data centers.

Smart Integration:

Raised access flooring has embraced the era of smart buildings, with integrated technology for improved monitoring and control. Sensors embedded within the floor can track environmental conditions, occupancy, and energy consumption, enhancing building management and resource optimization.


From its humble beginnings as a cable management solution to becoming a pivotal component of modern building design, raised access flooring has come a long way. This dynamic flooring system has evolved to meet the ever-changing needs of data center floor, offices, and various other industries, offering unparalleled versatility, flexibility, and efficiency.

As technology continues to advance, we can expect further innovations in raised access flooring, such as increased sustainability, seamless integration with smart building systems, and enhanced cooling capabilities. The history of raised access flooring serves as a testament to the power of ingenuity, adaptability, and forward-thinking, cementing its position as a cornerstone of modern infrastructure design.