Green roofs provide sustainable stormwater management and environmental benefits, but they require specialized drainage systems to perform effectively. The Zurn Z110 Green Roof Drain is engineered to balance water retention with efficient drainage, ensuring rooftop vegetation thrives while protecting the roof structure. In this blog, we’ll explore the Z110’s features, benefits, applications, installation guidance, and a case study from a real-world project.

Green Roof Drainage with Zurn Z110

What Is the Zurn Z110?

The Zurn Z110 is a green roof drain designed to manage stormwater runoff while supporting rooftop vegetation. Featuring a perforated screen assembly, the Z110 helps retain water for plant growth while ensuring excess water drains effectively. Its durable construction makes it a reliable choice for long-term green roof performance.

Key Features & Benefits

• Green Roof Optimization: Designed to balance stormwater retention and controlled drainage.
• Perforated Screen: Prevents debris buildup while allowing proper water flow to support vegetation.
• Durable Construction: Built to withstand the demanding environment of green roof systems.
• Sustainable Performance: Contributes to LEED credits and green building certifications.
• Versatile Applications: Suitable for commercial, institutional, and urban developments.

Zurn Z110 Schematic

Applications of the Z110

• Commercial green roof systems
• Institutional facilities such as schools and hospitals
• Urban buildings with sustainable rooftop projects
• Retrofitted green roof installations

Installation Considerations

The Z110 should be installed at designated drainage points within the green roof assembly. The perforated screen must remain accessible for periodic cleaning and inspection. Proper coordination with soil, root barriers, and vegetation layers ensures consistent performance and helps maintain long-term system health.

Zurn Brand Quality

Case Study: Green Roof on University Campus

Challenge: A university sought to create a green roof to reduce runoff, improve insulation, and enhance sustainability on campus. The project required a drain system that would regulate water retention while preventing overflow.

Solution: Engineers specified the Zurn Z110 Green Roof Drain for its perforated screen and dependable performance. Installed at multiple low points, the drains provided balanced water management throughout the vegetated roof.

Outcome: The green roof thrived with healthy vegetation and reduced runoff into storm sewers. The project contributed to LEED certification and became a showcase for sustainable campus infrastructure.

Conclusion

The Zurn Z110 Green Roof Drain is a proven solution for sustainable roofing projects, offering the perfect combination of water retention, durability, and controlled drainage. Its ability to protect roof structures while supporting vegetation makes it essential for green roof systems in commercial and institutional projects.