We use 6 metre lengths as common with Storz fittings. These fittings join very quickly so we are able to use many lengths of hoses to get to the connection factors. Remember to talk to our professional workforce who will specify the portions of hoses and fittings through a site https://industrialboilersuk54208.snack-blog.com/38218100/industrial-boiler-hire-can-be-fun-for-anyone