ISO 9001:2008 – Accreditation of Quality Standards since 1996 to guarantee consistent customer satisfaction.

MPA NRW – Fully independent auditing of Permastore Quality Standards, to ensure compliance at all times.

NSF / ANSI 61 – Certification for product quality and suitability for potable water storage.*

DWI – Approved by the Secretary of State to Regulation 31 for drinking water.


International Standards / Regulations

EN ISO 28765:2011 “Vitreous and porcelain enamels – Design of bolted steel tanks for the storage or treatment of water or municipal or industrial effluents and sludges”
This standard provides guidance covering both the structural design and the finish coating requirements for all tanks used in the municipal and industrial markets. Permastore is a manufacturer of Glass-Fused-to-Steel tanks who are able to provide independently audited documentary evidence of compliance with the full requirements of this International Standard.

ANSI / AWWA D103-09 – AWWA Standard for “Factory-Coated Bolted Steel Tanks for Water Storage”.

EEA 7.20, EEA 7.24, EEA 7.25 – “Vitreous enamel coated bolted steel tanks / silos”.  PERMASTORE® Glass-Fused-to-Steel tank coatings exceed the requirements of this European Quality Regulation.

BS 5502 parts 50, 22 and 75 – “The Control of Pollution (Silage, Slurry and Agricultural Fuel Oil) (Scotland) Regulations 1992 and 2001″, ensuring secure slurry storage solutions.

Permastore provides tanks compliant with these standards as well as being suitable for other design criteria and local environmental factors.

*Only products bearing the NSF mark are certified.