Welcome to Defender Canada! 
Vents
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38% offSea-Dog Flush Vent - 4" - 337426
$4.81$2.98 -
8% offSea-Dog Clam Shell Midget Vent
$5.36$4.88 -
18% off
Sea-Dog Flush Hose Vent
$6.07$4.97 - $5.80 -
9% offSea-Dog Flat Round Louvered Vent/Drain Cover
$6.39 - $8.27$5.80 - $7.49 -
9% off
Sea-Dog Hose Thru Vent
$6.60 - $7.13$6.00 -
20% off
Sea-Dog Hose Thru Vent - 4"
$7.90 - $9.69$6.29 - $8.78 -
9% offWhitecap Clam Shell Midget Vent
$7.44 - $9.27$6.75 - $8.40 -
47% offSea-Dog Stainless Steel Heavy Duty Midget Vent - 331375-1
$13.27$7.00 -
9% offSeachoice Clam Shell Ventilator
$8.13 - $62.62$7.37 - $56.42 -
9% offSea-Dog Louvered Vent - 337290
$8.76$7.94 -
9% offSea-Dog Stainless Steel Round Louvered Vent
$9.55 - $12.82$8.65 - $11.60 -
9% offSea-Dog Rectangular Louvered Vent
$9.78 - $22.61$8.85 - $20.39 -
9% offSeachoice Ventilator - 16081
$10.78$9.75 -
9% offSea-Dog Hose Elbow Vent - 90 deg. - 337350
$10.86$9.83 -
Attwood Twist-On Hose Flange - 1405-3
$10.40 -
9% offNuova Rade Square Topline Louvered Vent
$11.96 - $15.11$10.82 - $13.65 -
9% off
Seachoice Gas Tank Vent
$12.12 - $17.39$10.96 - $15.70 -
9% off
T-H Marine Plastic Clamshell Vent Covers
$12.48 - $15.57$11.29 - $14.06 -
Perko Stainless Steel Clam Shell Ventilator
$11.50 - $14.90 -
9% offSea-Dog Flat Oblong Louvered Vent - 331620-1
$12.78$11.55 -
9% off
Seachoice White Molded Clam Shell Vent (2-Pack)
$13.26 - $18.51$11.99 - $16.71 -
9% off
T-H Marine Round Louvered Pontoon Vent
$13.29 - $13.82$12.02 -
9% offSea-Dog Rectangular Louvered Vent - 337400-1
$13.75$12.43 -
9% offWhitecap Flat Stainless Steel Louvered Ventilator
$15.66 - $33.01$14.15 - $29.77 -
Attwood Polypropylene Fuel Vent - 1607-3
$14.44 -
9% offNuova Rade Rectangular Topline Louvered Vent - 47065
$16.42$14.83 -
9% offSea-Dog Butterfly Ventilator
$16.76 - $26.81$15.14 - $24.19 -
9% offSea-Dog Gas Tank Vent - 352100-1
$16.93$15.29 -
9% offWhitecap Round Louvered Ventilator - 5" - S-5042P
$20.61$18.60 -
9% off
Whitecap Louvered Plastic Ventilator
$21.61 - $22.27$19.51 - $20.10 -
9% offWhitecap Collector Box - 3451BP
$21.69$19.57 -
9% offMarinco Nicro Decorative Plastic Trim Ring
$22.27 - $25.61$20.10 - $23.10 -
9% offMarinco Nicro Snap-in Deck Plate
$22.96 - $26.85$20.72 - $24.22 -
9% offMarinco Nicro Thru Bulkhead Hose Adapter
$25.70$23.19 -
9% off
Whitecap Large Louvered Ventilator
$26.58$23.98 -
14% offPlastimo Double Louvered Exhaust Hose Vent Cover - 54391
$28.57$24.37 -
Perko Gas Tank Vent - 0570DP4BLK
$24.65 -
9% off
Whitecap Zebra Louvered Ventilator
$27.53$24.84 -
9% offMarinco Day/Night Solar Vent Replacement Battery Pack - N20890
$28.05$25.30 -
Beckson Vent-O-Mate Replacement Ventilator Cover - C-6R
$28.70 -
Attwood Venturi Vent - 1494A5
$30.05 -
9% off
Sea-Dog Low Profile Cowl Vent/Snap-On Deck Plate
$35.83 - $49.93$32.31 - $45.00 -
9% offWhitecap Clamshell Ventilator
$35.85 - $89.43$32.32 - $80.54 -
9% offSea-Dog Sea Dog Mini Clam Shell Vent - 331335-1
$37.24$33.58 -
9% offMarinco Clam Shell Vent
$38.65 - $45.70$34.85 - $41.19 -
9% offSeachoice Cowl Ventilator - 16031
$38.65$34.85 -
9% offSea-Dog Flush Thru Vent - 3" - 337590-1
$40.06$36.12 -
9% offBeckson Cowl Vent - C-1
$42.88$38.65