Oldcastle Precast, Inc.
Enclosure Solutions
1002 15th Street SW
Auburn WA, 98001
Phone: (800) 735-5566
Fax: (800) 827-7111
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Oldcastle Precast, Inc. united the people and products of Carson®, Christy®, and Synertech® to form Oldcastle Enclosure Solutions (OES.)  Combined, the Carson®, Christy®, and Synertech® brands possess over 100 years of prestige and experience.

Known worldwide as one of the most innovative and largest manufacturers of enclosure products produced from plastics, polymers, and concrete, OES uses leading-edge technology to design, manufacture, and supply enclosure products for the protection of municipal water, irrigation, electric, telecommunications, cable, and transportation infrastructures.

Delivering Reliability

Municipal Water 

We offer a wide variety of innovative, patented products used by water municipalities throughout the United States.   With a complete range of standard sizes and cover options, including AMR Touch Read capabilities, our products are preferred by industry professionals.

Heavy Wall Plastic Meter Boxes | HDPE Plastic Boxes | Concrete Meter Boxes | DUO MOLD® Polymer Concrete Boxes  |  H Series™  Polymer Boxes  |  FIBRELYTE® Composite Boxes


We offer an extensive selection of plastic, concrete, polymer concrete and composite enclosures in sizes from 6” round through 3’x5’x5’ vaults to serve the Electric Utility industry.    Our enclosures are strong and durable and preferred by industry professionals throughout the United States. 

Plastic Boxes, Handholes and Vaults  |  Concrete Boxes  |  DUO MOLD® Polymer Concrete Boxes  |  H Series™  Polymer Boxes  |  FIBRELYTE® Composite Boxes  |  Polymer Pads  |  Plastibeton® (PBCS)


Offering telephone and CATV grade level access boxes and vaults in a wide range of standard sizes to fit most applications, our enclosures are used to house Telephone, Fiber Optic and High Speed Internet connections and the storage of cable.  From the 6” round up through the 3’x5’x5’ vault, and with performance load ranges from pedestrian greenbelt to SCTE Tier 22, we have the right enclosure for your needs.  In addition, we can custom engineer almost any size box to meet unique specifications.

Plastic Boxes, Handholes and Vaults  | FIBRELYTE® Composite Boxes | Concrete Boxes | H Series™ Polymer Boxes | Duo Mold Polymer Boxes


Specified and preferred worldwide, Oldcastle Enclosure Solutions offers a complete line of Carson®, Christy® and Fibrelyte® brand valve boxes to meet any irrigation requirements.  Our valve boxes are designed to perform under a variety of outdoor conditions, and are used on golf courses, parks, schools and residential areas.

FIBRELYTE® Composite Boxes | Concrete Boxes | Spec Grade Plastic Boxes


We manufacture a variety of plastic, precast concrete and high-density polymer concrete products utilized by power, utility, railroad and transit industries worldwide.  Our trench and enclosures contain, protect and allow easy access to power, control, signal communication and fiber optic cables.

Plastibeton® (PBCS) 

Covers and lids

Our plastic, polymer concrete, concrete, metal lids and covers come in a variety of versatile styles, sizes and performance levels, including AMR capabilities, Touch Read, Probe Hole, Vanity Markings, Logos and Locking options.  We provide total solutions to upgrade your enclosure covers and lids to enhance security, performance, aesthetics or for damage replacement.  

Metal | Polymer | Plastic | Concrete

© 2012 Oldcastle Precast, Inc.