Marathon Roofing Products Inc.
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Roof Drains, Vents, Accessories And Pedestal Supports

RD-100-CP epoxy coated cast iron roof drain with flashing clamp with integral gravel stop, 12-3/4 in. x 12-3/4 in. (324 x 324mm) square epoxy coated ductile iron heel proof promenade top, and no hub (standard) outlet. Constructed to withstand climate and the rigors of long-term use. Available 2" - 4" pipe sizes with many optional accessories and with 12" x 12" Promenade Top.


  • Heel proof promenade top
  • No hub outlet (standard) for easy installation
  • Epoxy coating cast iron drain for smooth finish and long life


  • Push-on or threaded outlets
  • Sump receiver
  • Underdeck clamp
  • Side outlet
  • Adjustable extension flange
  • PVC body
  • Available in 2", 3" and 4"

RD-100-CP Data Sheet

Direct Connect Product Brochure

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CAD Detail Files for RD-100-CP

RD-100 CP
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Specifications for RD-100-CP

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