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All Aquastore® liquid storage tanks are manufactured exclusively in the USA with only USA steel and are supported by the world’s most experienced Local Authorized Dealer Network.
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With Aquastore® liquid storage tanks, you get the highest engineered quality, best service, longest product life and greatest value available.
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More than 100,000 have been installed in over 70 countries around the world.
Overview
Aquastore Tanks & Silos
Glass-fused-to-steel technology has become the premium in water storage tanks. Aquastore owners choose glass lined tanks over other tank designs for several reasons:
Engineered For Performance
Aquastore tank designs incorporate recognized standards assuring high quality and long-lasting municipal and industrial service water storage tanks. Materials are carefully selected and inspected for conformance to rigid specifications. These design and material standards are proven in thousands of tanks all over the world. CST manufactures tanks in an ISO 9001:2008 certified facility.

Cathodic Protection
Cathodic protection system consists of sacrificial anodes that mitigate corrosion and provide protection to internal submerged surfaces of the tank. The cathodic protection system is incorporated into the tanks warranty. The system is simple, reliable and requires only minimum inspection and maintenance.
Our History
CST (formerly A.O. Smith) began manufacturing glass-fused-to-steel tanks & Silos for the agricultural market under the name Harvestore®. In the 1970s, Aquastore tanks were developed for use in municipal and industrial water and wastewater applications. The use of the glass tanks has since expanded to include numerous industrial liquid applications and digesters. Now more than 100,000 glass tanks have been installed in over 70 countries around the world.
Applications
CST’s Aquastore glass-fused-to-steel storage tanks are ideal for the following applications:
Potable Water Storage
Whether multiple tanks over 5MM gallons or a single tank of 5,000 gallons, CST’s Aquastore glass tanks provide the lowest life cycle cost, are durable, easy to construct and never need repainting.
Composite Elevated Water Storage
What better place to have a tank that never needs painting than 100 feet up in the air. Fast construction times, ultra-low maintenance and expandability are just some of the features that are causing engineers to specify Aquastore CET’s.
Industrial Liquids Storage
CST storage tanks are ideally suited for thousands of industrial liquid applications. CST has a complete product line of storage technologies, custom engineered for each application.
BioEnergy/Digesters Storage
CST has been designing and manufacturing digester, biofuel and biomass glass lined storage tanks with the most comprehensive lines of roof and cover options for more than 100 years.
Wastewater Storage
CST manufactures low maintenance, high durability tanks for almost every aboveground wastewater application. Aquastore tanks are utilized for clarifiers, aeration, trickling filters, sludge tanks, storm water retention tanks, flow equalizations, and sequencing batch reactor.
Landfill Leachate Storage
Aquastore tanks are manufactured using glassed-fused-to-steel technology – inert interior and exterior coating that resist corrosion by the toughest liquids. Because of Aquastore’s proprietary glass-fused-to-steel technology, our tanks out perform any other leachate storage tank.
Aquastore primary and secondary tanks are flexible in design and can expand to meet your growing leachate capacity. Glass lined tanks require very low maintenance and never need repainting.
Resources
Brochures
Translated Brochures
White Papers
Technical Data Sheets
Sell Sheets
Technical Bulletins
Capacity Charts
Success Stories
Photos
Featured Projects
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Dry Bulk & Liquid Storage Tanks
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Architectural Covers
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Aluminum Domes, Reservoir & Flat Covers
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Dry Bulk Storage Tanks
Read Latest Case Study Here – Grain Tanks Help Whiskey Flow at Jack Daniels
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Signature Architectural Covers
Read Latest Case Study Here – CST’s Solution for the Francis A. Gregory Library – Aluminum Over Steel
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Hats Off to CST: An Innovative Cover Solution Extends Reservoir Life
Read Latest Case Study Here – An Innovative Cover Solution Extends Reservoir Life
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Point Lisas, Trinidad Receives 2 State-Of-The-Art Glass-Fused-To-Steel Water Storage Tanks as Part of Nation’s First Water Recycling Project for Water Provision
Read Latest Case Study Here – Point Lisas, Trinidad Receives Two State-Of-The-Art Glass-Fused-To-Steel Water Storage Tanks
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Architectural Dome Covers
Read Latest Case Study Here – Above the Big Top, CST and Bell County, Texas Put on a Blockbuster of a Show
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Formed & Extruded Flat Covers
Read Latest Case Study Here – Odor Under Cover – A Solution for the Largest Wastewater Treatment Plant in Europe
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Innovative Storage Solutions
Dry Bulk Unloading Systems
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Industry Leading Covers Solutions
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Markets Served

























