Products OthersVent Back Thru Hull Vent for Pipe (90° Elbow) UP 197-00204-00 Item Number : 197-00204-00 Description : Thru Hull Vent (90° Elbow) UP For 9/16” I.D. hose For hull up to 1/2” thick You May Also Be Interested In Gas Vents with Stainless Steel Screens 156-66023-00 Thru Hull Vent for Pipe 197-00202-00 Horn Bollard Cleat 956-03831-00 Lift Handle Latch 956-07199-00