Airfoil vs. Eggcrate Sunshades: Which Is Best for Your Building?

When designing a commercial building, every exterior element must balance aesthetics, performance, and long-term value. Architectural sunshades are no exception. As energy efficiency, occupant comfort, and sustainable design continue to influence building projects, architects, engineers, and owners are increasingly turning to exterior shading systems to help control solar heat gain and improve daylighting.

Among the most popular options are airfoil sunshades and eggcrate sunshades. While both serve the same fundamental purpose – reducing direct solar exposure – each offers distinct performance characteristics and visual appeal.

So how do you determine which sunshade is right for your building? Let’s take a closer look.

What Are Architectural Sunshades?

Architectural sunshades are exterior shading systems installed on a building façade to help manage sunlight before it reaches windows or glazing systems. By controlling solar exposure, sunshades can support several building performance objectives, including:

• Reduced solar heat gain
• Improved occupant comfort
• Enhanced daylighting
• Reduced glare
• Support for energy-efficient building design
• Enhanced architectural aesthetics

The most effective sunshade solution depends on several factors, including building orientation, façade design, climate, and aesthetic goals.

Airfoil Sunshades

An airfoil sunshade uses streamlined horizontal blades inspired by aerodynamic shapes. These blades are typically mounted above windows, curtain walls, or storefront systems to block high-angle sunlight while maintaining outward visibility.

Key Characteristics of Airfoil Sunshades

• Sleek, modern appearance
• Strong architectural presence
• Horizontal blade design
• Available in various blade depths and spacing configurations
• Frequently integrated into high-performance building envelopes

Because of their clean lines, airfoil systems are often incorporated into contemporary office buildings, higher education facilities, healthcare campuses, and mixed-use projects.

Advantages of Airfoil Sunshades

Enhanced Visual Appeal
Many architects favor airfoil designs because they create a sophisticated, modern aesthetic. The curved blade profile can add dimension and visual interest without overwhelming the building façade.

Effective Horizontal Shading
Airfoil systems are particularly effective on south-facing elevations where the sun is higher in the sky during peak daylight hours.

Integration with Modern Façades
Airfoil blades complement curtain wall systems, storefront glazing, and other contemporary architectural elements.

Eggcrate Sunshades

An eggcrate sunshade combines horizontal and vertical shading members to create a grid-like appearance. Unlike airfoil systems, which primarily provide shading from one direction, eggcrate configurations help address sunlight from multiple angles.

Key Characteristics of Eggcrate Sunshades

• Combination of horizontal and vertical components
• Multidirectional shading capabilities
• Distinctive geometric appearance
• Suitable for façades with varying sun angles

The design creates a more enclosed shading structure that can provide consistent protection throughout the day.

Advantages of Eggcrate Sunshades

Multidirectional Solar Control
One of the biggest benefits of eggcrate designs is their ability to address changing solar angles. This can be valuable on façades that receive sunlight from multiple directions throughout the day.

Increased Glare Reduction
Because the grid structure provides shading from both horizontal and vertical directions, eggcrate systems can help reduce visual discomfort caused by direct sunlight.

Bold Architectural Expression
Many designers use eggcrate systems as a signature façade feature, creating depth, texture, and visual interest.

It’s important to note that there is no universal “best” solution. The right option depends on the project’s architectural goals, building orientation, and performance objectives.

Which Sunshade Performs Better?

The answer depends largely on the conditions of your building.

Because every building is unique, solar studies and façade performance evaluations are often used to determine the most effective solution.