About Steely Drain™

GAF Steely Drain™ is part of the range of GAF single-ply roofing system accessories that provide contractors with easy-to-install, factory-built details. It features a laser-etched QR Code that allows you to enter installer/design professional information, system information, and maintenance records.* Available in sizes 3", 4", 5" and 6".

* For information on how GAF processes your information, please review the GAF Privacy Policy.


Product Information:

  • Deck (.050”) and Stem (.040”) made of high-strength 316L Stainless Steel providing maximum corrosion resistance
  • Flange designed for optimum seal with roof flashing
  • Drain Kit contains heavy-duty formed stainless-steel dome with 33 drainage slots, flange/clamping ring, flow control, and drain seal
  • Meets ANSI/SPRI RD1 for back flow prevention for improved flow performance

 Specifications




Drain body (deck) .050” 316L Formed Stainless Steel

 
Flange width (deck) 18” (457 mm)
Stem (tube) length 11.3” (287 mm)
Drain size (tube) dimensions 3” (76 mm) 4” (102 mm) 5” (127 mm) 6” (152 mm)
Tube (outside diameter) 2.80” (71 mm) 3.80” (97 mm) 4.80” (122 mm) 5.80” (147 mm)

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