Description
Zurn Z180 / ZRB180 / ZN180 Cornice Drain – 4-1/2″ Diameter Bottom Outlet
Product Overview
The Zurn Z180 Series Cornice Drain is designed to provide dependable roof drainage at exterior cornice and roof edge conditions where controlled water discharge is required. Featuring a compact 4-1/2″ diameter profile with a bottom outlet, this drain is ideal for applications where space is limited but durability and performance are critical.
Constructed with a Dura-Coated cast iron body, the Z180 Series offers excellent corrosion resistance and long-term reliability in exposed environments. A bronze or polished nickel bronze dome provides both functional debris protection and an attractive architectural finish. The integral membrane flashing clamp ensures a secure, watertight seal with roofing membranes.
Features & Benefits
- Compact cornice drain design for roof edge applications
- Dura-Coated cast iron body resists corrosion
- Bronze or polished nickel bronze dome options
- Bottom outlet for efficient vertical drainage
- Integral membrane flashing clamp for watertight installation
Specifications
- Manufacturer: Zurn
- Series: Z180
- Product Type: Cornice Roof Drain
- Drain Diameter: 4-1/2″ (114 mm)
- Drain Height: 2″ (51 mm)
- Outlet Type: Bottom Outlet
- Connection Sizes: 2″, 3″
- Connection Types: IP Threaded, NH No-Hub (with adapter)
- Body Material: Dura-Coated Cast Iron
- Dome Material: Bronze or Polished Nickel Bronze
Installation Tips
- Confirm correct outlet size and connection type before installation
- Secure roof membrane using the integral flashing clamp
- Use no-hub adapter for NH installations
- Install per applicable plumbing and building codes
FAQs
Q: What is a cornice drain?
A: A cornice drain is installed at roof edges or parapets to direct water away from the building façade.
Q: What dome finishes are available?
A: Plain bronze or polished nickel bronze.
Q: Does this drain include a membrane clamp?
A: Yes, an integral membrane flashing clamp is included.
Q: What connection options are offered?
A: IP threaded and NH no-hub connections.
Q: Is this suitable for commercial buildings?
A: Yes, it is designed for commercial and industrial roof drainage.
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