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Sweco Fab, Inc. Designs and Manufactures Sludge Tank Vent Ducts for a Development Project in Chad, AfricaPT&P Ref # 64481) 8/16/2002

Sweco Fab, Inc. recently designed and manufactured sludge tank vent ducts for a development project in Chad, Africa.

Due to the thin wall and height of the cylinder shell it was required to add a stiffing ring between the cylinder shell and flange. Each duct was 12 ¼" I.D. x 104 7/8" high and weighed approximately 96 pounds. They were painted inside and out per System 6E grey color.

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