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  • Proglass Inc
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  • Fiberglass Products
    • Trench Covers

      Fiberglass trench covers are non-conductive, UV resistant, lightweight, and more.

      Transformer Box Pads

      Superior weather-ability, corrosion resistant and high strength ensure a quality product.

      Switchgear Box Pads

      Quality raw materials provide excellent resistance to corrosive elements.

      Ground Sleeves

      High strength with the highest glass reinforcement content in the industry.

      Splice Boxes

      Generally tapered for nesting, reduces storage yard requirements.

      Hillside Barriers

      Exclusive use of double layers of 24 oz. woven roving reinforcement cloth.

      Looping Enclosures

      Protect the job site and those around you with a non-conductive fiberglass looping enclosure.

      Pedestals

      Features of the Single-Phase or 3-Phase Deadfront Cable Junction Pedestals

  • Why Fiberglass
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  • 1-253-884-4008
  • sales@proglassinc.com
  • PO Box 280 Shelton, WA 98584

NOTICE: This document (and all of the information, data and designs contained herein) is the property of Power Glass, Inc. DBA ProGlass, Inc. AKA ProGlass, and is to be used only in reference to work proposed or contracted by PROGLASS. This confidential information must not be copied, duplicated, or used without the expressed permission or written consent of PROGLASS. Dimensions (inches) are measured at the intersection of projected adjacent places.

All Rights Reserved Copyright © 1990-2022 ProGlass, Inc. Power Glass, Inc. DBA ProGlass, Inc.

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