Zurn Z190 - Vertical Expansion Joint Z100F-4NH Works with the Dura Slope

Works with the Dura Slope Channel Drain to capture sheet flows from impervious surfaces

We offer custom sized filters to fit nearly any opening

This polyethylene sheeting is reinforced with a strong scrim to enhance its durability and prevent tears

allowing users to select either a UV-stable colored side or a natural black rubber edge

SITEDRAIN DS-94 geocomposite drain is composed of a dimpled polymeric perforated core with a nonwoven geotextile bonded to both sides

Zurn Z190 - Vertical Expansion Joint Z100F-4NH Works with the Dura SlopeThe Zurn Z190 is built for high performance drainage in large commercial, industrial, or institutional roof systems. Its design emphasizes durability, high flow capacity, and protection of the roof membrane. Ideal where heavy rainfall or large roof expanse demands efficient water removal, minimal ponding, and long term reliability. Key Features Sturdy Construction: A rugged body designed to resist corrosion, mechanical stress, and environmental