Seadog Louvered Vent 17-1/2" Black 337211-1 | 6 2025 NON-MARKING: Our rollers do not

NON-MARKING:  Our rollers do not leave the black scuff marks that black rubber rollers do

or manual) and has a "fail safe" spring return to "off" from the "manual" position

left or right-hand applications

Side Mount allows additional mounts to be installed wherever necessary

forms a permanent and flexible coating

Seadog Louvered Vent 17-1/2" Black 337211-1 | 6 2025 NON-MARKING: Our rollers do notSeadog Louvered Ventilator #354 3372111 Injection molded Black ABS Can be used in conjunction with the Polypropylene Collector Box 331203 Interchangeable with Attwood vent part #1494 Hole Size 15 1 2" L x 1 7 8" Vent Size 17 1 2" L x 2 5 8"