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✓ Vertical & Horizontal Configurations Available

Aboveground FRP Tank

Aboveground FRP tanks (fiberglass reinforced plastic) are shop fabricated tanks designed for atmospheric service. They are commonly used for liquid storage where corrosion resistance and material compatibility matter. They may also be selected where carbon steel is not ideal and polyethylene does not meet the structural or temperature requirements.

FRP is made from thermoset resin reinforced with glass fiber. Common resin options include orthophthalic polyester, isophthalic polyester, and vinyl ester. The right resin depends on the stored liquid, its concentration, and the operating conditions. Tanks are available in vertical and horizontal configurations, with project specific connections, fittings, and access points. Submittal documentation is often available from the manufacturer.


ASTM D3299 / D4097 Certified Options

Download Spec Sheet

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Browse Our Aboveground FRP Tanks

Tank requirements should be matched to the stored liquid, concentration, operating temperature, and service conditions. Available sizes, materials, and configurations vary by tank type and use.

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Aboveground FRP Tank

Vertical FRP Tank

Aboveground FRP Tanks come in capacities of 50 to 50,000 gallons with 2' to 14' diameters available

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Aboveground FRP Tank

Horizontal FRP Tank

Underground FRP Tanks come in capacities of 25 to 6,000 gallons with 23" to 90" diameters available

Spec List

  • Tank orientation: vertical or horizontal
  • Required capacity: vertical tanks available 50 to 50,000 gallons; horizontal tanks available 25 to 6,000 gallons
  • Vertical: 2' to 14' diameter
  • Horizontal: 23" to 90" diameter
  • Connection requirements: inlet, outlet, vent, overflow, and drain location and size
  • Resin system requirement: isophthalic or vinyl ester, confirmed during quoting based on stored liquid and service conditions

Features

  • Shop fabricated construction with project specific connections, fittings, and access points
  • Synthetic veil available for caustic service
  • Centrifugally cast (ASTM D4097) or chop-hoop filament wound (ASTM D3299) construction
  • Wall up to 70% resin content; 7 to 10 mil interior corrosion barrier
  • Tensile 14,000 PSI; compressive 18,000 PSI; flexural 19,000 PSI; 10:1 safety factor at SG 1.3
  • Isophthalic polyester resin as a standard option, with vinyl ester and select special order resin systems available

Applications

  • Industrial chemical storage — acids, caustics, and corrosive solutions where carbon steel is unsuitable
  • Water and wastewater treatment — holding tanks, chemical dosing, and process buffers
  • Municipal facility and utility chemical storage
  • Oil and gas — process liquid storage and operational reserves
  • Power generation and flue gas desulfurization (FGD) systems
  • Food and beverage — food grade capability available with appropriate resin selection
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Aboveground FRP Details

Aboveground FRP storage tanks are specified across industrial, municipal, and facility applications where corrosion resistance, chemical compatibility, and service life are key design considerations. They are commonly used where carbon steel is susceptible to corrosion and where polyethylene may not provide the structural rigidity or temperature tolerance required by the application.

FRP offers a high strength to weight ratio and is substantially lighter than steel, which can reduce transport, handling, and foundation load requirements while maintaining structural capability. Tanks are available in vertical and horizontal orientations, along with cone bottom, open top, and mix tank configurations to suit site layout and process requirements. Connections and access points are configured by project, with inlet, outlet, vent, overflow, drain, and manway options specified at the time of order.

Resin selection is the primary compatibility factor. Common systems include isophthalic polyester, vinyl ester, and select special order resins. The appropriate resin depends on the stored liquid, its concentration, and the operating temperature. Compatibility should be confirmed during quoting. Submittal documentation, including cut sheets and drawings, is typically available from the manufacturer.

Specialist Support for Your Storage Project

Talk with a specialist for practical guidance and equipment recommendations.

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Frequently Asked Questions

Common questions about aboveground FRP tank specifications, compatibility, and ordering.

What is an FRP Tank?

Fiberglass-reinforced plastic is a glass fiber and thermoset resin composite that provides structural strength with corrosion resistance where steel would corrode or polyethylene lacks the required rigidity or temperature tolerance.

How do I know what chemicals are compatible with my FRP Tank?

Compatibility depends on the stored liquid, concentration, and operating temperature. See our Chemical Compatibility Chart to check your tanks chemical compatibility or uou can provide these when requesting a quote and the appropriate resin system will be confirmed. Never assume compatibility based on tank material alone.

What Aboveground FRP Tanks do you provide?

One Clarion provides vertical FRP tanks (50 to 50,000 gal, 2' to 14' dia.) and horizontal FRP tanks (25 to 6,000 gal, 23" to 90" dia.). If you need assistance choosing the right fiberglass tank for your job site, let our specialists be the ones your rely on for all your storage tank related questions.

Can tank fittings and connections be configured to my project specs?

Yes, tanks are built to order with connection locations, sizes, and types specified at time of order. Provide your requirements when requesting a quote. Click here to request a FRP tank quote from our tank specialists.