Frank Pattern 85N NH Drain

Frank Pattern 85N NH Drain

Price as configured: $0.00

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Price as configured: $0.00



This Frank Pattern 85N no-hub, bottom-outlet roof drains are suitable for built-up hot mop and single-ply roof systems. Specifically, on roofs where water can collect. The drain's cast iron main dome body and top flange are coated for corrosion resistance.

The drain consists of:

  • A cast iron main body. 
  • Flashing ring leaf guard. 
  • Top flange. 
  • Removable twist-off strainer dome.
  • Stainless steel fasteners. 


  • ASME A112.6.4 standards listed in IAPMO File: 4192 
  • Uniform Plumbing Code (UPC) 
  • International Plumbing Code (IPC)

Drain Specifications

Frank Pattern 85N NH Roof Drain Diagram and Specifications