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The company has released its “Full Engineering Catalog” on CD-ROM. Included are design manuals for all of the company’s commercial venting lines, sample specifications and submittal sheets that can be printed, and brochures that detail product benefits. Design and installation information on the company’s Series 4G “O” clearance integral chase grease duct and the Corr/Guard corrosive-resistant condensing appliance vent are also included.