The lug type butterfly valve features live loaded adjustable packing with a unique flush-mounted packing gland. The high performance valve also provides bi-directional dead-end service and includes an arrow on the body to indicate the recommended flow direction. Seats are glass reinforced PTFE to provide exceptional chemical and heat resistance. Other features include the 316 stainless steel body, direct mount actuation, integrally cast disc-stop and dual offset design, one-piece, blowout-proof 17-4PH stainless steel stem with 304 stainless steel bushings PTFE coated. Please refer to Sure Seal technical data sheets, chemical resistance guides and catalogs for engineering and installation information. Choose SureSeal® high performance butterfly valves for the most specified, versatile and economical valve option in commercial, mechanical and industrial applications. Sure Seal® high performance butterfly valves are backed by the Sure Seal 5-year 125% limited warranty.