Sea-Dog 331201 Stainless Steel Recessed 8-Slot Vent PVAIRCO3 It's also recommended for use

It's also recommended for use in transmission

Bennett Marine Sport Tabs 8"X10" Boats 17-20Ft

Countersunk recesses for surface mount application

Bow & Stern Lines should be 1-1/2 to 2 times the beam width

Sea-Dog 331201 Stainless Steel Recessed 8-Slot Vent PVAIRCO3 It's also recommended for useStamped 316 Stainless Steel This Recessed Louvered Vent is designed to be used in conjunction with a collector box to facilitate air intake and exhaust. Recessed louvers create a flush surface area, reducing possible damage to the vent as well as preventing chafing to mooring lines, fishing lines, etc. Constructed of corrosion resistant stamped 316 stainless steel. Installs with six #6 RH fasteners (not included). Vent area 7. 6 in2. This product