Celebrating 125 years of legacy CST Industries Inc., has installed over 350,000 Tanks and 18,000 Covers in over 125 countries. CST is home to world-class brands including: Aquastore®, TecTank™ (formerly Columbian TecTank®) and OptiDome®. CST’s aluminum domes, flat panel covers and reservoir covers are versatile enough to permit a wide range of accessories important to the water and wastewater industry. They provide the strength, durability, odor control and protection characteristics unavailable in steel, plastic, fabric or any other materials of construction. CST tanks are available in bolted and welded designs, capacities of 4,000 to 6,000,000+ gallons, and in-ground, standpipe or elevated configurations. CST tanks and covers are manufactured in United States ISO Certified facilities and supported by dedicated service teams.