Standards: Corrugated Metal Hose: ISO 10380:2012 AGA Approved: AS 4631:2005 (upon requirement) Watermark Approved - WMTS 520:2016 (upon requirement) Welding Compliant: AS 4041- Class 1 (upon request) Seismic Rated: AS 1170:2007 (upon request) Seismic Rated: NZS 4219 - 2009 (upon request) Fire Protection Systems (upon request)