We use 6 metre lengths as standard with Storz fittings. These fittings connect very quickly so we can use a number of lengths of hoses to reach the connection factors. Be sure to speak to our professional team who will specify the quantities of hoses and fittings during a web-site https://industrialboilersuk32086.thezenweb.com/the-ultimate-guide-to-industrial-boiler-hire-76443335