ZurnVerified
Z187
4 inch Oblique Scupper Drain
Product Overview
Access the comprehensive Zurn Z187 Oblique Scupper Drain **spec sheet** and detailed **shop drawings** for seamless project **submittal** and planning. This high-performance scupper drain features a durable Dura-Coated cast iron body, available in 6-3/8" x 7-1/2" or 8-3/8" x 12-1/2" sizes, and comes standard with an oblique aluminum grate and a 90° combination frame with membrane flashing clamp.
Key Features
- Dura-Coated Cast Iron Body
- Reversible Back or Bottom Outlet
- Oblique Aluminum Grate (Standard)
- 90° Combination Frame
- Integrated Membrane Flashing Clamp
Technical Specs
TypeOblique Scupper Drain
ModelZ187
ManufacturerZurn
Body MaterialDura-Coated Cast Iron
Grate MaterialAluminum (Standard)
Standard Sizes6-3/8" x 7-1/2" [162mm x 191mm] or 8-3/8" x 12-1/2" [213mm x 318mm]
Outlet ConnectionThreaded
Available Pipe Sizes2", 3", 4", 6", 8"
About This Spec
Last Verified
April 3, 2026
Status
Verified (2x confirmed)