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Accessory Roofing Manufacturers
Manufacturers with at least one cataloged accessory roofing product.
Air Vent Inc
A manufacturer of attic ventilation products, including the ShingleVent II shingle-over ridge vent line, operating as one of the brands within Gibraltar Industries' Building Accessories business (Gibraltar Building Accessories Division).
Amerimax
A manufacturer of steel, aluminum, vinyl, and copper rain-carrying (gutter) systems and roofing accessories sold at national retail, including drip edge / roof edge trim, roll valley flashing, W-valley, Z-bar, and step flashing in aluminum, galvanized steel, and copper.
Atlas Roofing Corporation
A manufacturer of asphalt shingles, polyiso insulation, and underlayments, known for Scotchgard-protected shingles and the StormMaster impact-resistant line.
CertainTeed
A major North American building-products manufacturer and a subsidiary of Saint-Gobain, known for its Landmark line of laminated asphalt shingles.
GAF
North America's largest roofing manufacturer, producing residential asphalt shingles and commercial low-slope systems. A Standard Industries company.
Henry Company
A North American manufacturer of building envelope products, including roofing underlayments, roof coatings, mastics/cements, waterproofing, and air/vapor barriers. Henry has been an industry leader in building products since 1933 and became a Carlisle Companies brand in 2021, now operating as the flagship brand within Carlisle Weather Technologies (CWT).
IPS Corporation
A Collierville, Tennessee manufacturer of solvent cements and primers, rough plumbing products, and roofing products, selling roofing accessories under its Water-Tite and IPS Roofing Products brands. Its Water-Tite division acquired the Perma-Boot roof vent flashing line from Manning Building Products LLC in 2025 (announcement dated August 22, 2025).
Karnak Corporation
A family-owned manufacturer of roof coatings, cements, sealants, and other waterproofing and building-envelope repair products for commercial low-slope roofing, founded in 1933 and headquartered in Clark, New Jersey.
Lifetime Tool & Building Products, LLC
A Winchester, Virginia manufacturer of proprietary roofing accessories, best known for the Ultimate Pipe Flashing compression-seal pipe boot. The product line has expanded to include pipe flashing accessories, snow guards, and the Ultimate Bath/Dryer Vent.
Lomanco, Inc.
A manufacturer of residential and light-commercial attic and crawlspace ventilation products, including static roof (box/turtle) vents, ridge vents, power ventilators, gable vents, and turbines. Its main manufacturing facility is centrally located in Jacksonville, Arkansas, with a second plant in Kingman, Arizona.
Maze Nails
A manufacturer of hot-dip galvanized and stainless steel nails, including the STORMGUARD double hot-dipped galvanized roofing nail line for asphalt and fiberglass shingle applications, manufactured at its plant in Peru, Illinois.
Oatey Co.
A manufacturer of plumbing and roof-flashing products, including the No-Calk line of self-sealing pipe/roof flashings in aluminum, galvanized steel, and thermoplastic bases, sold to residential and commercial plumbing markets.
OMG Roofing Products
OMG Roofing Products is the commercial low-slope roofing division of OMG, Inc., manufacturing roofing fasteners and plates, insulation adhesives, roof drains, and rooftop pipe supports, including Factory Mutual-approved fastener lines, from its Agawam, Massachusetts manufacturing plant.
Owens Corning
A global building-products manufacturer known for its pink fiberglass insulation and its Duration line of laminated asphalt shingles with the SureNail nailing strip.
PrimeSource Building Products, Inc.
A specialty branded building-products company headquartered in Irving, Texas, supplying fastening solutions, building materials, and outdoor living products through nationwide fulfillment centers. Its brand portfolio includes Grip-Rite, Pro-Twist, and Wolf Home Products; Grip-Rite is its flagship fastener brand and the grip-rite.com site states the mark is a trademark of PrimeSource Building Products, Inc.
TAMKO Building Products
A family-owned American manufacturer of asphalt shingles, cements and coatings, and waterproofing, best known for its Heritage line of laminated shingles.