Atrium 8100 vs Atrium 8300

The Atrium 8100 series and Atrium 8300 series windows are both products offered by Atrium Windows and Doors, a trusted manufacturer in the industry. While they may appear similar at first glance, there are some notable differences between the two series. Let’s take a closer look:

1. Design and Appearance:

The Atrium 8100 series windows feature a classic and timeless design. They typically have a single-hung configuration, allowing for easy operation and maintenance. These windows often have a more traditional and understated aesthetic.

On the other hand, the Atrium 8300 series windows are known for their sleek and contemporary design. They are often available in double-hung  configurations, which offer excellent ventilation and a modern look. These windows are specifically designed to meet the demands of homeowners seeking a more modern appearance for their homes.

2. Energy Efficiency:

Both the Atrium 8100 and 8300 series windows are designed to provide energy efficiency benefits. However, the 8300 series windows are typically more energy-efficient due to additional features like advanced weatherstripping and improved insulation options. These added features help to reduce heat transfer, keep your home cooler in summer and warmer in winter, and potentially lower your energy bills.

3. Performance and Durability:

Both window series are crafted with quality materials and construction techniques. However, the Atrium 8300 series windows generally offer enhanced performance features compared to the 8100 series. This includes features like better resistance to water penetration and higher design pressure ratings. These factors make the 8300 series windows more suitable for areas with extreme weather conditions.

4. Customization Options:

While both series offer a variety of sizes and options for customization, the Atrium 8300 series tends to have a wider range of customization choices. This series often provides more options for colors,  grille patterns, and additional features like decorative glass


In summary, the Atrium 8100 series and Atrium 8300 series windows differ in terms of design, energy efficiency, performance, and customization options. It’s essential to assess your specific needs, budget, and aesthetic preferences when choosing between the two. Consulting with a window professional can help you make an informed decision and select the windows that best suit your home and lifestyle.

4 Simple Steps To Upgrade Your Windows

Step 1

Upload Photos Windows/Doors

Step 2

Contract Signed/Final Measurements

Step 3

Manufacture Custom Windows

Step 4

Installation day