Zurn ZC100 - 15" Diameter Main Roof Drain - Cast Iron Dome

The Zurn Z100 roof drain features a 15-inch diameter Dura-coated cast iron body for dependable rooftop drainage. It includes a combination membrane flashing clamp and gravel guard with a low silhouette cast iron dome, and is offered in multiple pipe sizes and outlet connections.

Key Features

• 15-inch diameter Dura-coated cast iron body
• Combination membrane flashing clamp and gravel guard
• Low silhouette 4-1/2 inch cast iron dome
• Available in 2, 3, 4, 5, 6, and 8 inch pipe sizes
• Outlet options include No-Hub, Inside Caulk, and Threaded

• Product / SKU: Z100
• Body material: Dura-coated cast iron
• Drain body diameter: 15 inches
• Dome type: 4-1/2 inch low silhouette cast iron dome
• Membrane flashing clamp: Combination clamp with gravel guard
• Available pipe sizes: 2", 3", 4", 5", 6", 8"
• Outlet types: No-Hub, Inside Caulk, Threaded

• Place the drain body so the top flange is flush with or slightly below the finished roof surface.
• Connect the drain to the plumbing system using the chosen outlet type (No-Hub, Inside Caulk, or Threaded).
• Position the membrane flashing over the flange and secure it with the combination clamp and gravel guard.
• Install the low silhouette cast iron dome securely onto the body.
• Verify the assembly for proper seating and sealing before completing the roofing work.

Q: What is the body of the Z100 roof drain made of?
A: The body is made of Dura-coated cast iron.

Q: What is the diameter of the Z100 drain body?
A: The drain body is 15 inches in diameter.

Q: What type of dome does the Z100 include?
A: The Z100 includes a 4-1/2 inch low silhouette cast iron dome.

Q: What outlet types are available for the Z100?
A: Outlet options include No-Hub, Inside Caulk, and Threaded.

Q: What pipe sizes are compatible with the Z100?
A: The Z100 is available in pipe sizes 2", 3", 4", 5", 6", and 8".