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Multi-Size 4N1® Copper Base Roof Flashings

Multi-Size 4N1 Copper base Roof Flashings

12? x 16? Base for 1/4?, 1/2?, 2?, 3? or 4? Vent Pipe 81942

Product Description and Features

  • Adjustable multi-size flashing fits 1-1/4″ – 4″
  • Tested for ultraviolet, ozone and weather resistance
  • Elastomer collar heat tested to 180°F
  • Approved for type “B” installations
  • California Residents: WARNING – www.P65warnings.ca.gov

Download installation Instructions

Download Specifications Sheet






12? x 16? Base for 1/4?, 1/2?, 2?, 3? or 4? Vent Pipe




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8-3/4" x 12 1/2" Base 81850


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10 3/4" x 14-1/2" Base 81860

Multi-Size 4N1 Copper base Roof Flashings

12" x 16" Base for 1/4", 1/2", 2", 3" or 4" Vent Pipe 81942

IPS Roofing Products, a division of IPS Corporation, is an industry leader in residential and commercial roofing products. Beginning with vent pipe flashings, IPS Roofing Products has sustained a superior reputation among roofing distributors and contractors for high quality product, committed service and industry expertise.

Our state-of-the-art manufacturing and distribution facility located in Collierville, TN promotes a broad offering of products. All products are tested to exceed strict code requirements and to assure quality, durability and safety.

This is why professional roofers choose IPS.

IPS Corporation has a long history of performance and innovation in plumbing products, adhesives, cements and other products spanning many industries.

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