Plastic Static Vents Brochure, Air Vent Inc., 2015, 2 pages. Slant-Back Plastic Roof Louver—IR65, GAF, accessed Dec. 13, 2018, available at https://www.gaf.com/en-us/roofing-products/residential-roofing-products/ventilation-and-attic-vents/exhaust/roof-louvers/master-flow-ir65#DOCUMENTS, 2...