Offered in two versions, Standard and Premier, achieving flow rates from 11 to 3600 lpm. The Premier range incorporates swing bolt closures and, in the larger sizes, a davit arm assembly, for easy and safe housing maintenance. The Premier range is supplied with pressure gauge, as well as optimal DN flanged connection. The Standard range is manufactured from the same high quality material and to the same design standards as the Premier range, however the closing device is the industry accepted V-band clamp and the ports are threaded. To provide the flexibility both the Premier and Standard ranges are supplied complete with a universal cartridge plate.