NSF/ANSI 61 Standards Certified GFS Tanks For Potable Water Storage
Our GFS Tanks that come in contact with potable water are tested under NSF-61 with the pH 5, pH 8 and pH 10 exposure waters defined in the standard. As a leader in the GFS tank industry, Center Enamel holds this more stringent chemical system certification and to make sure we provide the safest tank systems for drinking water safety, we certified the complete system from tank to accessries to this strict standard.
Our NSF/ANSI 61 Certifications
Currently, we have NSF-61 Certification for our GFS Tanks. Our potable water storage tanks are NSF approved and made of glass fused to steel plate. Glass fused to steel potable water storage tanks are perfect choice for potable water storage project. All the potable water tanks we design are meet or exceed AWWA D103-09 and EN/ISO28765:2011. Standard capacities range from 20m3 to 25000m3.
We offer many potable water tank for potable water storage project all over the world in the past 30 year. Following is a potable water storage project located in Canada Yukon province, and we provided two Glass-Fused-to-Steel tanks as potable water storage tanks. Both tanks are designed with enamel roofs and enamel floor, our local partner conducted an excellent installation job which finished in 2018. Certified by NSF61, Center Enamel Glass-Fused-to-Steel tanks are widely used in drinking / potable water storage projects.
Bolted tanks are made Glass-Fused-to-Steel that are manufactured and finished offsite, greatly reducing the time and labor involved in the field. Once delivered, each section is erected, sealed with gaskets and bolted to adjacent sections. This results in an installation process that is quick and easy, far faster than installation of concrete or welded tanks, and it is not subject to the weather delays that often stall the installation of competing designs.
Comparison of Glass Fused to steel tanks VS other tanks
| No | Item | Cement tank | Carbon steel tank | Enamel tank |
| 1 | Construction time | >90 day | > 60 days | <15 days |
| 2 | Process technology demand | strict | Welding difficult | easy |
| 3 | Installation technology demand | Strict & complicated | difficult | Convenient & easy |
| 4 | removal | impossible | difficult | easy |
| 5 | appearance | normal | normal | good |
Leading Potable water tanks manufacturer in China
Center Enamel Co., Ltd is not only the first Glass-Fused-to-Steel Tanks manufacturer and supplier in China, but also the most experienced Glass-Fused-to-Steel tanks manufacturer in all of Asia. Center Enamel Glass-Fused-to-Steel tanks engineering & design, product testing and quality system are in strict accordance with AWWA D103-09, OSHA, ISO/EN 28765, NSF61 and NFPA etc. international standards. CEC Glass-Fused-to-Steel tanks are widely used in drinking/potable water, industrial effluents, municipal sewage, bio-energy, landfill leachate, agriculture etc. applications. Until 2020, Center Enamel Glass-Fused-to-Steel tanks have been exported to more than 90 countries including USA, Australia, Canada, Malaysia, Indonesia, Russia, UAE, Panama, India and South Africa etc. The superior product quality and prompt service gain us worldwide recognition.
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