Gorilla™ Fittings
Ultra Heavy Duty
FRP Composite

NEW! Endurance
Continuous Cast
Fiberglass Pipe

Single Wall &
Double Containment
FRP Piping

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Product Overview

Your Corrosion Resistant Fiberglass Piping System Experts

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Endurance™ Continuous Cast

Endurance places continuous glass reinforcement directly in the axis of stress loading, axial and hoop, providing outstanding strength in each axis.


Filament Wound FRP Pipe

We have the knowledge and experience needed to provide you with the best fiberglass reinforced piping system available.

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Fiberglass Accessories

Conley Composites offers a variety of piping system accessories to tackle the diverse range of problems corrosive attack can bring.

Conley Composites corrosion resistant fiberglass piping products have successfully answered the demanding needs of the fluid processing industry for over 50 years. Conley produces FRP / GRP / GRE systems in a variety of resins to handle fluids in chemical and pharmaceutical processing, power generation, offshore platforms, oil refining, thermal oxidizer units, as well as slurry, fire, fuel, wastewater, desalination, sewer and condensate return lines. We continue at the forefront today, with the firm belief that our position as industry leaders is the result of superior design, technology, innovation and a "Commitment to Excellence" in our products, sales, and customer service.

Conley Composites manufactures corrosion resistant Nexus reinforced filament wound fiberglass pipe and fittings, valves and strainers, and complete FRP / GRP piping systems. Conley Composites also manufactures "State of the Art" double containment fiberglass thermoset epoxy resin piping systems for safely handling your hazardous fluid transport and conductive pipe for transporting fluids in hazardous locations. Conley Composites is an ISO 9001 Certified Manufacturer.

Let Conley Composites, a FRP / GRP industry pioneer, leader and World Class manufacturer of Fiberglass Piping Systems assist in your next project, sharing in our "Commitment to Excellence" in our products, sales and customer satisfaction.


June 1, 2018
(5) more FlangeX machines being manufactured.
Five flange X flanging machinces lined up in mid construction.

Andronaco industries is excited to announce production of (5) more FlangeX machines being manufactured. FlangeX is a highly engineered machine, designed with operator friendly controls that provide consistent high quality flared pipe ends. The ANDRONACO FlangeX machine cold forms a stub-end on pipe allowing the use of rotating flanges (VanStone) to be utilized. Rotating flanges increase man hour productivity during pipe installation as it eliminates the issues of lining up bolt holes as pipe is installed.

May 9, 2018
Ethylene offloads its new 30' PTFE tube sintering oven.
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Ethylene is increasing its lined steel pipe production efficiency with new and advanced equipment. The investments will provide Ethylene with the benefit of providing the highest quality lined steel piping products to its customers at the lowest price point available in the marketplace today.