Float shut-off w/built-in filter eliminates back flow to suction regulator. Foam guard to prevent premature shut off. Float valve welded in place. Port caps attached to lid. Patient port designed w/20° angle, prevents kinked tubing. #4670-1200cc Hi-Flow w/lid 40/Cs #4671-1200cc Kit Hi-Flow w/lid 3/16" Tubing 6 & 18” 30/Cs #4672-800cc Hi-Flow w/lid 24/Cs #4675-1200cc DynaVac EMS 40/C Latex Free UNSPSC#42293521