Dr-Fix-It! Commercial Fans and Blowers. Air movement Equipment Including fans, Blowers, Dampers, Louvers, Kitchen Ventilation Hoods, Energy Recovery and Make-Up Air. A Resource for Owners, Managers, Builders and Operators of Commercial and Residential Buildings.

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Greenheck   Greenheck is the leading supplier of air movement and control equipment that includes fans, dampers, louvers, kitchen ventilation hoods, and energy recovery and make-up air units. Greenheck equipment is used in all types of commercial, institutional, and industrial buildings in applications from comfort ventilation to manufacturing processes.  Downloadable Greenheck Literature is Viewable with the Adobe Acrobat Reader


Penn Ventilation  Penn Ventilation is a leading supplier of air moving and control equipment. Penn's extensive product line includes centrifugal and axial fans for roof, wall, or inline mounting, gravity ventilators, dampers and louvers. These high quality products are sold worldwide through a network of manufacturers representatives, distributors, and business agents.