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Sizes, Dimensions, AutoCAD Files, & Accessories

NB52 Reducer – Works with NB1D (Patent Pending)

The Nill Building Solutions 3” reducer flange is designed to mount on top of the roofing membrane and sandwich into the NB1D. Adding double waterproof protection to your attachment points while creating another waterproof attachment point with the reducer flange’s threaded port.

Product Features:

  • PATENT PENDING
  • 1/2”-13 Waterproof Threaded port
  • 3/4”-10 X 1” Long threaded post
  • 3” flange X 1/4″ thick
  • Caulk groove to ensure waterproof seal
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NB1D patented & NB52 patented lightning rod application on standing seam metal roof

NB52 & NB5 Glass Railing on Metal Coping

PLEASE fill out the form to download the Autocad Files