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Custom Manholes 
Manholes with precast concrete base. Plan View Precast Base
PVC gasketed couplings are cast at the same slope and angle as the adjacent sewer lines. Flow channels are formed complete requiring no field work. Our Manholes consistently pass both vacuum and hydrostatic testing. Manhole material available in 48, 60, 72, 84 & 96 inch diameters. Contact us at info@cookconcreteproducts.com.
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Copyright © 2008
Cook Concrete Products, Inc.
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