Marathon Roofing Products Inc.
Marathon Roofing Products Inc.
Roof Drains, Vents, Accessories and Pedestal Supports
3310 Benzing Rd.
Orchard Park, NY 14127-1538
Toll Free: 800-828-8424
Phone: 716-332-7673
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Made of 20 oz. copper flange and malleable alloy outlet, the Proliner Drain is the only drain in the industry that provides multiple seals for water back-up prevention.


  • Heavy Duty, Durable, Long Lasting Copper/malleable alloy
  • Multiple seals to prevent water back-up
  • Large 3 Bolt polyethylene strainer
  • Bolt Down ABS clamping ring for single-ply systems


  • Smooth flange (no clamping ring)
  • Aluminum strainer
  • 2-3/4" low profile aluminum strainer
  • Cast iron strainer
  • Aluminum clamping ring
  • Metal clamping ring
  • TPO coated flange
  • PVC coated flange

Proliner Data Sheet

Retrofit Drain Brochure

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Catalogs for Proliner