Cornices and parapets enhance architectural appeal but require specialized drainage to prevent water damage. The Zurn Z182 Cornice Roof Drain is engineered to meet that need, offering a durable and efficient solution for channeling water away from decorative roof features. With its heavy-duty construction and compact design, the Z182 preserves both building aesthetics and structural integrity. This guide explores its key features, applications, installation guidance, and includes a case study.

Zurn Z182 Cornice Roof Drain Components

What Is the Zurn Z182?

The Z182 is a cornice roof drain designed to capture and redirect rainwater from parapets, ledges, and projecting architectural features. Constructed from Dura-Coated cast iron, it is built to withstand outdoor conditions and heavy use. The unit features a corrosion-resistant body, a protective grate, and a compact profile, making it suitable for both historic restorations and modern designs.

Key Features & Benefits

• Cast Iron Body: Durable construction ensures long-term performance in exterior applications.
• Protective Grate: Prevents debris from entering the system while maintaining consistent water flow.
• Compact Profile: Designed to fit discreetly into cornice and parapet systems without altering aesthetics.
• Corrosion Resistance: Dura-Coated finish extends service life and resists environmental wear.
• Low Maintenance: Simple design requires minimal upkeep for reliable operation.

Zurn Brand Quality

Applications of the Z182

• Decorative building cornices
• Parapet systems needing discrete drainage
• Roof projections and architectural ledges
• Historic restoration and modern construction projects

Installation Considerations

The Z182 should be positioned at natural runoff points within cornice or parapet systems, with secure connections to downspouts or leader piping. Proper sealing ensures watertight performance, while accessibility to the grate is important for seasonal cleaning and inspections. Contractors should confirm dimensions align with architectural designs for a seamless fit.

Zurn Z182 Measurement Schematic

Case Study: Historic Theater Restoration

Challenge: A historic theater with elaborate cornices experienced significant water damage, including staining and deterioration of decorative masonry. Traditional drains were too large and visually intrusive.

Solution: The restoration team installed Zurn Z182 Cornice Roof Drains. Their compact design fit seamlessly into the cornice, while the protective grate maintained water flow without altering the theater’s aesthetics.

Outcome: After installation, water runoff was efficiently managed, preventing further damage to the façade. Maintenance was simplified, and the theater preserved its historic character while gaining modern protection.

Conclusion

The Zurn Z182 Cornice Roof Drain is a specialized solution for managing water from parapets and cornices. Its cast iron body, protective grate, and compact design make it a reliable choice for both restoration projects and contemporary buildings. By combining durability with discreet installation, the Z182 helps preserve aesthetics while delivering dependable drainage.