BETTER valves are available in Three bonnet designs, The first design is the Bolted Bonnet with male*Female joint

spiral wound gasket, made inF304L/graphite, Ring joint gasket are also available on request, The second design

is the welded bonnet, with a threaded and seal welded joint, On request a full penetration strength welded joint

is available, The third design is the pressure seal bonnet, with a threaded and pressure seal bonnet joint, The check

valves are also available in three different design configurations, These are piston check, ball check or swing check designs