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Z163 15" Diameter Combination Main Roof and Overflow Drain with Low Silhouette Domes and Double Top-Set® Deck Plate

The Zurn Z163 15" diameter roof drain and overflow drain has Dura-Coated cast iron bodies with combination membrane flashing clamp/gravel guards, double Top-Set® deck plate, and low silhouette Poly-Domes.

  • Features & Benefits
  • Resources
  • 15" combination drain
  • Provides primary and secondary drainage in one assembly
  • Deck plate allows roof-top installation to variety of roof materials

Product Resources

Spec Sheets & Install

BIM / 3D Models / 2D Drawings

Product FAQ

Does Zurn offer a 3" water dam for the Z163?

  • Yes, it is the Z163-W3 suffix option.​