Southwest Fiberglass, LLC will provide to each of our clients FRP products and/or services that meet or exceed our customers’ expectations each and every time.

To build a long term relationship with each client based on integrity, trust and performance.

To do what we say we will do, when we say we will do it!

Southwest Fiberglass, LLC has been designing and fabricating FRP equipment for over 35 years. Southwest Fiberglass, LLC (formally known as Mesa Fiberglass) is a fully capable manufacturer of fiberglass reinforced plastics (FRP) with the ability to produce high quality, engineered process vessels, chemical storage tanks, foul air ducting, piping and a variety of other corrosion resistant products for the mining, industrial and municipal waste water treatment market.

 Southwest Fiberglass, LLC tanks, duct, hoods and piping are designed and fabricated in accordance with the following basic industry standards:

  • PS 15-69
  • SMACNA FRP Duct Construction Manual
  • ASTM D-3982 (Contact Molded Duct and Hoods)
  • ASTM D-6041 (Contact Molded Pipe)
  • ASTM D-3299 (Filament Wound Tanks)
  • ASTM D-4097 (Contact Molded Tanks)
  • ASTM D-2563 (Fiberglass Reinforced Plastics Acceptance Criteria)


With over 50,000 square feet of production space, modern fabrication equipment and a highly motivated and experienced workforce of FRP professionals, Southwest Fiberglass, LLC is at the forefront in producing quality FRP equipment for mining, industrial and municipal waste water treatment projects throughout the Southwest.

Winder Area

Winder Area

Production Line

Production Line