Exterior Marine Vents

32 Items
 
Dollar Days Sale! Extra Savings
Perko Cowl Ventilator
    Features:Perko Chromalex, die-cast chrome Plated Zinc Alloy Cowl with Black Polymer Base.Connects to 3" I.D. ventilation hose (Hose Clamps Not …
    List price: $30.29
    Only $21.15
    In stock
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    Dollar Days Sale! Extra Savings
    Perko Clam Shell Ventilator
      Features:Chrome plated brass. Dimensions: Base 4"x3-3/4", height opening 1-5/8", width opening 2-1/2".For number 6 fasteners.Comes Skin Packed.
      List price: $42.49
      Only $29.08
      In stock
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      Self-Adhesive Vent
        Self-adhesive "weather-tight" shrink wrap vent, 4" x 5".
        List price: $3.19
        Only $2.11
        In stock
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        Boat Care Special! Save Now
        Dr. Shrink Self-Adhesive Vent
          Self-adhesive "weather-tight" shrink wrap vent, 4" x 5".
          List price: $2.99
          Only $2.15
          In stock
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          Seasense Mini Clam Shell Vent
            Stainless steel clam shell vent.Sold in pairs.Used for rigging.
            List price: $2.79
            Starting at:
            $2.49
            (1)
            In stock
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            Attwood Plastic Louvered Vent
              Manufactured with edge-free, paintable and corrosion resistant plastic, this louvered vent can just blend in and do its job. In a variety of …
              List price: $15.69
              Starting at:
              $13.34
              (5)
              In stock
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              Attwood Flush Louvered Vent
                Attwood louvers deflect the rain and help to protect your collector box. The handy drain slots help prevent water the accumulation of water. With …
                List price: $12.79
                Starting at:
                $10.87
                (4)
                In stock
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                T-H Marine Louvered Plastic Vent Cover
                  Vent cover designed with louvers to eliminate see-through look and defect rain.5 5/8" overall diameter fits into 4" hole.Designed with a flange …
                  List price: $5.79
                  Starting at:
                  $4.92
                  (2)
                  In stock
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                  Seachoice Clam Shell Ventilators
                    Chrome Plated Brass
                    List price: $10.25
                    Starting at:
                    $9.01
                    In stock
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                    Side Vent Adjuster Kit
                      Features:Injection molded nylon.Included a 302 stainless steel pin. Skin Packed.
                      List price: $8.95
                      Your price:
                      $7.39
                      (1)
                      In stock
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                      Seadog Midget Clam Shell Ventilator
                        Features: Made of 18-8 stainless steel. This streamlined midget ventilator has many uses, including shielding gas tank vents.Available in 2 sizes: 1- …
                        List price: $2.10
                        Starting at:
                        $1.66
                        In stock
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                        Molded Clam Shell, Large, White - Seachoice
                          UV and weather resistant and great for routing cables, wire, etc.
                          List price: $7.25
                          Starting at:
                          $6.37
                          In stock
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                          Attwood S.S. Louvered Vent
                            All-welded 304 stainless steel construction with polished finish. Install with #8 screws. Requires collector box 1487A for 3" system, or 1487B for 4" …
                            List price: $43.99
                            Your price:
                            $37.39
                            (2)
                            In stock
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                            Seadog Clam Shell Vent
                              Stamped 304 stainless steel. Available in three sizes.
                              List price: $21.45
                              Starting at:
                              $17.72
                              (1)
                              In stock
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                              Seadog Midget Vent - Heavy Duty
                                Heavy duty stamped 304 stainless steel. 3-3/4"L x 3-1/2"W x 1/2"H.
                                List price: $6.70
                                Your price:
                                $5.53
                                In stock
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                                CLAM SHELL VENT-4 X 3 3/4 - Seachoice
                                  Great for routing cables.
                                  List price: $24.95
                                  Your price:
                                  $19.65
                                  In stock
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                                  Cable Outlet 5/16" - Seadog Line
                                    Machined brass, chrome plated. 1/4" cable opening fits RG58 coax cable. 5/16" cable opening fits RG8X coax cable. Flange width 1-1/4", height above …
                                    List price: $5.50
                                    Your price:
                                    $4.55
                                    In stock
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                                    Perko Louvered Ventilators
                                      Features:Chrome plated brass.Screw size: #4 R.H.
                                      List price: $26.09
                                      Starting at:
                                      $18.50
                                      In stock
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                                      Beckson Ventilators
                                        Features:Tough white CYCOLAC plastic air scoops with white acrylic cap to prevent cracking or discoloring. Packed in bags with stainless steel screws. …
                                        List price: $23.15
                                        Starting at:
                                        $18.48
                                        In stock
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                                        AFI Hose and Cowl Vents
                                          Red interiors. White cycolac snap-in deck plates provided. Flexible and low profile.
                                          List price: $59.79
                                          Starting at:
                                          $48.52
                                          In stock
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                                            PVC. Ideal for areas where vent will be under foot or foul lines.
                                            List price: $20.50
                                            Your price:
                                            $16.36
                                            In stock
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                                            T-H Marine Clam Shell Vents
                                              Features: These super-strong molded clam shells are an economical and attractive alternative for metal clam shells.Molded super strong.UV and weather …
                                              List price: $6.89
                                              Starting at:
                                              $5.48
                                              In stock
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                                                Chrome plated brass.
                                                List price: $5.70
                                                Starting at:
                                                $4.38
                                                In stock
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                                                Detmar Low Profile Louvered Vent
                                                  Features:Contemporary styling combined with tough ABS construction.Hole cut out: 15-1/2" x 2-1/4".Size: 17" Long x 3-1/8" High x 1"D with 15/16" …
                                                  List price: $19.89
                                                  Your price:
                                                  $9.41
                                                  (4)
                                                  In stock
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                                                  Perko Flanged Ventilator
                                                    Features:3" Duct threads into neck.No clamps necessary. Chrome plated zinc alloy with black Perko-Kote base. Mouth opening: 7-1/3" Length overall: 5- …
                                                    List price: $42.49
                                                    Your price:
                                                    $26.97
                                                    In stock
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                                                      Use with plastic louvered vent, with two 3" I.D. wire supported ventilation hoses. Box fastens to vent with screws or pop rivets, vent then …
                                                      List price: $12.69
                                                      Your price:
                                                      $10.05
                                                      In stock
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                                                        White ABS vent cap with vent hose adapter that mounts to deck. Vents snaps into place on adapter.
                                                        List price: $42.00
                                                        Starting at:
                                                        $34.20
                                                        In stock
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                                                          Stainless steel. Fastener is #6 RH.
                                                          List price: $21.45
                                                          Starting at:
                                                          $17.72
                                                          (1)
                                                          In stock
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                                                          Attwood Venturi Vent
                                                            A clean, contemporary, louver designed vent. Corrosion-resistant ABS plastic. Install with #8 screws. For use with collector boxes 13411 for …
                                                            List price: $12.59
                                                            Starting at:
                                                            $10.70
                                                            (5)
                                                            In stock
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                                                              Passive cowl vents allow proper ventilation to help prevent mold and mildew and keep your boat fresh with no use of power. White with a red interior&# …
                                                              List price: $73.79
                                                              Starting at:
                                                              $59.83
                                                              In stock
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                                                              Attwood Cowl Ventilator
                                                                List price: $26.99
                                                                Your price:
                                                                $22.94
                                                                (6)
                                                                Out of stock
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                                                                COWL VENT W/HOSE ADAPTER F/3 - Beckson
                                                                  Designed for attaching ventilation hose to deck for use with Beckson "C" series vents.
                                                                  List price: $10.40
                                                                  Your price:
                                                                  $8.30
                                                                  Out of stock
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                                                                  32 Items
                                                                   
                                                                  Seadog Line
                                                                   
                                                                  Attwood
                                                                   
                                                                  Seachoice
                                                                   
                                                                  Perko
                                                                  Beckson
                                                                   
                                                                  T-H Marine Supply
                                                                   
                                                                  AFI
                                                                   
                                                                  Dr. Shrink
                                                                  Seasense
                                                                   
                                                                  Nicro
                                                                   
                                                                  DetMar
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                                                                  Venturi Vent, White, Bulk - Attwood
                                                                  Only $10.70
                                                                  Save:$1.89 (15% Off)
                                                                  Venturi Vent, White, Bulk - Attwood
                                                                   
                                                                  Louvered Vent, Plastic, Off-White, Bulk - Att …
                                                                  Only $13.34
                                                                  Save:$2.35 (14% Off)
                                                                  Louvered Vent, Plastic, Off-White, Bulk - Att …
                                                                   
                                                                  Vent Cover, Louvered Style, Fish White - T-H  …
                                                                  Only $4.92
                                                                  Save:$0.87 (15% Off)
                                                                  Vent Cover, Louvered Style, Fish White - T-H  …
                                                                   
                                                                  Low Profile Boat Louvered Vent, White - Detma …
                                                                  Only $9.41
                                                                  Save:$10.48 (52% Off)
                                                                  Low Profile Boat Louvered Vent, White - Detma …
                                                                  Midget Clam Shell Ventilator 1-5/8" X 1- …
                                                                  Only $1.66
                                                                  Save:$0.44 (20% Off)
                                                                  Midget Clam Shell Ventilator 1-5/8" X 1- …
                                                                   
                                                                  Venturi Vent, Black - Attwood
                                                                  Only $17.16
                                                                  Save:$3.03 (15% Off)
                                                                  Venturi Vent, Black - Attwood
                                                                   
                                                                  Flush Louvered Vent, Black - Attwood
                                                                  Only $10.87
                                                                  Save:$1.92 (15% Off)
                                                                  Flush Louvered Vent, Black - Attwood
                                                                   
                                                                  Louvered Venturi, Chrome - Attwood
                                                                  Only $28.47
                                                                  Save:$6.52 (18% Off)
                                                                  Louvered Venturi, Chrome - Attwood
                                                                  Louvered Boat Venturi, Chrome, Bulk Packaging …
                                                                  Only $26.28
                                                                  Save:$6.01 (18% Off)
                                                                  Louvered Boat Venturi, Chrome, Bulk Packaging …
                                                                   
                                                                  Louvered Vent, Plastic, Chrome Plated - Attwo …
                                                                  Only $32.28
                                                                  Save:$5.71 (15% Off)
                                                                  Louvered Vent, Plastic, Chrome Plated - Attwo …
                                                                   
                                                                  Cowl Ventilator - Perko
                                                                  Only $21.15
                                                                  Save:$9.14 (28% Off)
                                                                  Cowl Ventilator - Perko
                                                                  Dollar Days Sale! Extra Savings
                                                                   
                                                                  Boat Vent, Louvered, Stainless Steel - Attwoo …
                                                                  Only $37.39
                                                                  Save:$6.60 (15% Off)
                                                                  Boat Vent, Louvered, Stainless Steel - Attwoo …
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                                                                  Self-Adhesive Vent, 4" x 5", White  …
                                                                  Only $2.15
                                                                  Save:$0.84 (18% Off)
                                                                  Self-Adhesive Vent, 4" x 5", White  …
                                                                  Boat Care Special! Save Now
                                                                  BackNext
                                                                  Boat Care Special! Save Now
                                                                  Only $2.15
                                                                  Savings: $0.84
                                                                  Compare at: $2.99
                                                                  Self-Adhesive Vent, 4" x 5", White - Dr. Shrink
                                                                  Dollar after dollar of sitewide savings!
                                                                  Dollar Days Sale!