A new 88-page catalog from Greenheck details the company’s complete line of centrifugal upblast and sidewall exhaust fans for general clean air, restaurant grease and smoke control applications. These models also include seismic, high wind and hurricane certifications. The comprehensive catalog features six fan models and provides air performance data for more than 80 fan model sizes. The brochure also includes model comparisons, applications information, standard construction features, options and accessories and typical specifications.