Manufactured in AISI 304 stainless steel. Range available from 1.1 / 2 to 2 “. Supplied complete with solid rod and sliding stainless buoy. Reinforced stainless steel buoy with through hole to slide the rod, guaranteeing a better fixation of the buoy. Stainless pins for fixing the buoy. Indicated to control the level of deposits, tanks, etc., in corrosive environments.