O'Hagin Mfg., LLC

O’Hagin is the leading designer and manufacturer of attic ventilation solutions. Whether the project calls for tile, shingle, slate or metal, there is an innovative O’Hagin ventilation system perfect for the job. We produce more than 180 profile-specific styles, each available in galvanized steel, aluminum or copper. All models are thoroughly tested, easy to install, and remain maintenance free. As the technological leader in research and development, we are proud of our library of national and local approvals.
Beyond products, O’Hagin provides our partners - architects, builders, roofers and distributors - with a range of value-added services. Our free Attic Ventilation Analysis, for example, takes the guesswork out of attic ventilation by calculating the number and placement of vents. It is the perfect tool to manage costs, ensure compliance and drive customer satisfaction.
From pre-construction services to product design to installation support, O’Hagin is ready to provide exceptional products and one-on-one support to ensure you get the job done right.