Ohagen Roof Vents

From its founding roots as a roofing company over 40 years ago o hagin has grown into a nationally recognized designer and producer of top quality state of the art attic ventilation solutions. This strategic high and low placement of o hagin vents allows the balanced system to fully optimize both wind and thermal effects to provide superior passive ventilation throughout the attic. The idea of roof vents existed for hundreds of years with natural vents employed in chinese buildings during the tang dynasty natural ventilation ducts in the buddhist monks caves and wind catchers incorporated in arabian architecture.

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