Welcome to Defender Canada! 
Ventilation
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9% offSea-Dog Rectangular Louvered Vent
$9.39 - $21.67$9.39 - $21.67 -
9% offSea-Dog Butterfly Ventilator
$16.07 - $25.69$14.52 - $25.69 -
37% offSea-Dog Flush Vent - 4" - 337426
$4.63$2.88 -
47% offSea-Dog Stainless Steel Heavy Duty Midget Vent - 331375-1
$12.73$6.73 -
9% offSea-Dog Narrow Slotted Ventilator - 331200
$38.38$34.60