5”X5” Stainless Flange w/ Countersink holes (NB1AC)

5”X5” Stainless Flange w/ Countersink holes (NB1AC)


Nill Building Solutions has revolutionized the flange that has been in use for decades by roofers worldwide by making it stronger, waterproof and eliminating common trouble areas while improving on efficiency. With three different installation options and customization for your application available, our product is ideal for installation of lightning rods, solar panels, HVAC equipment and much more.

Product Features:


  • Stainless steel construction

  • 1/8” Thick - Multiple thicknesses available

  • 3/8” waterproof threaded port standard for all your mounting needs

  • 1” X 1/2” stud

  • 6 counter-sink holes to receive pan head lag screws

  • Various sizes available to suit your needs

  • Compatible with most popular roofing systems

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