P.O. Box 31628, Amarillo, TX 79120, US

(806) 335-2351 or (800) 487-4834

United Fiberglass Inc

United Fiberglass Inc. For all your Fiberglass water storage tank needs fiberglass stock tanks

In the Know...

Fiberglass Repair



​At United Fiberglass, Inc., we've built our livelihoods on our quality and service. Should the need arise, our highly trained and professional service crew can repair on site or in our plant.  We can help you every step of the way. No job is too small or too big for our knowledgeable crews. We've happily done it all for over 46 years now!

For you DIYers, we offer fiberglass repair kits that include: 

  • 1 qt. or 1 gal. general purpose resin
  • 2o0z or 4oz MEK hardener
  • 20' or 40' - 8" mat
  • Sandpaper
  • Mixing instructions

​Contact us at: (800) 487-4834

Custom Fabrication


Have an idea that you need created? Give us a call!


Examples Include:

  • Gear Head Covers
  • Wildlife Water Guzzlers
  • Deer Blinds
  • Fan Blades
  • Fiberglass Grating
  • Fiberglass Pans
  • Fiberglass Fittings
  • Ponds
  • Motorcycle Compartments
  • Aviation Cones
  • Fuel Tanks
  • Fire Water Tanks
  • ​Tank Manifolds
  • Fish Tanks
  • Raised Bed Gardens
  • Well House Covers
  • Windmill Blades 
  • Nose Cones for Windmills

From Our Customers


We love seeing our tanks out on location!

This photo was submitted from Keitha of the Lazy E Ranch.  Her young daughter Britain was cooling off while the cattle were drinking!  Send us a picture and we will add it to our website!

Fiberglass Specifications



Since 1972, United Fiberglass has been an innovator in the fiberglass tank industry. All tanks are manufactured  in the USA in Amarillo, TX. We manufacture and produce uniform, high grade, extra sturdy fiberglass tanks  in accordance with a variety of specifications. We use both hand-lay-up (ASTM D 4097) and filament winding (ASTM D 3299) methods. 

Guided by the principles of quality, commitment, integrity and customer satisfaction, the UFI team has contributed to the success of clients both large and small from the Panhandle of Texas and across the country.  Our goal is to provide each customer with personal service and products designed to fit their individual needs.  We offer competitively priced products with on-time delivery.  

​Approved for NRCS (SCS) Cost Sharing Program


NRCS Conservation Programs

NRCS's natural resources conservation programs help people reduce soil erosion, enhance water supplies, improve water quality, increase wildlife habitat, and reduce damages caused by floods and other natural disasters.

Tank Fittings and Accessories



Our tanks can be rigged to meet your exact specifications. UFI has various sizes of couplings and fittings to customize your tanks. We also provide lifting lugs, hold downs, vents, hatches, manways, etc. Fittings are added to your tank upon order. 

Available Fittings

  •  Lifting Lugs
  •  Hold Downs
  •  Drains
  • Couplings
  • Bulkhead Fittings
  • Manways – 24”
  •  Striker Plates
  •  Thief Hatches
  •  Metal Flanges
  •  Vents
  •  Nozzles