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WEST MARINE
Stainless-Steel Clamshell Vents

Small "A" shape works well for covering cable pass-through holes. Use the larger "B" shape to shield compartment vent holes and blower exhaust openings.

Product Models
Description WM Model # MFG Part # Availability Price Quantity  
Clamshell Vent A, 1/2"H x 1-3/4"W x 1-5/8"L 180349 135-20
In stock online.

$3.49

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Clamshell Vent A, 5/8"H x 2-1/8"W x 2-1/4"L 180356 135-21
In stock online.

$3.59

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Clamshell Vent B, 2-7/8"H x 6-7/8"W x 7-1/2"L 226514 13528-L
In stock online.

$21.99

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Clamshell Vent B, 2-1/4"H x 5-3/4"W x 6-3/4"L 226522 13528-S
In stock online.

$19.99

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Small "A" shape works well for covering cable pass-through holes. Use the larger "B" shape to shield compartment vent holes and blower exhaust openings.

Specs

West Advisor

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REVIEW SNAPSHOT®

by PowerReviews
SeafitStainless-Steel Clamshell Vents
 
4.7

(based on 18 reviews)

Ratings Distribution

  • 5 Stars

     

    (15)

  • 4 Stars

     

    (1)

  • 3 Stars

     

    (2)

  • 2 Stars

     

    (0)

  • 1 Stars

     

    (0)

100%

of respondents would recommend this to a friend.

Pros

  • Easy to use (14)
  • Protects well (12)
  • Visually pleasing (12)
  • Weather proof (8)

Cons

No Cons

Best Uses

  • Outdoors (10)
  • Quick fix (4)
    • Reviewer Profile:
    • Casual/ recreational (8), Advanced (7)
    • Was this a gift?:
    • No (15)

Most Liked Positive Review

 

Excellent Professional Product

These were used to cover and protect transducer cables installed on my boat from the stern to the helm. Not only do they provide excellent protection, but they add zip and snap to looks...Read complete review

These were used to cover and protect transducer cables installed on my boat from the stern to the helm. Not only do they provide excellent protection, but they add zip and snap to looks of the boat. Looks like they are part of original equipment. Great Product!

VS

Most Liked Negative Review

 

Soft metal

I was trying to replicate the oem clamshells as i added led transom lights. The ones for my transducer are the same dimentions but a much thicker gauge. We'll see how they hold up...Read complete review

I was trying to replicate the oem clamshells as i added led transom lights. The ones for my transducer are the same dimentions but a much thicker gauge. We'll see how they hold up after a few seasons. For the price it shoild have been expected i guess

Reviewed by 18 customers

Displaying reviews 1-10

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5.0

Hides ugly holes

By Rosco

from Ponchatoula

About Me Advanced

Verified Buyer

Pros

  • Easy to Use
  • Protects Well
  • Visually Pleasing

Cons

    Best Uses

    • Outdoor
    • Quick Fix

    Comments about Stainless-Steel Clamshell Vents:

    Covers ugly holes

    • Was this a gift?:
    • No
     
    5.0

    Good quality

    By Concept

    from Sarasota florida

    About Me Professional

    Verified Buyer

    Pros

    • Easy to Use

    Cons

      Best Uses

      • Quick Fix

      Comments about Stainless-Steel Clamshell Vents:

      Durable ss

      • Was this a gift?:
      • No
       
      5.0

      Perfect for what I needed

      By Kristofer S

      from Corbin City NJ

      About Me Casual/ Recreational

      Verified Buyer

      Pros

      • Easy to Use
      • Protects Well
      • Visually Pleasing
      • Weather Proof

      Cons

        Best Uses

          Comments about Stainless-Steel Clamshell Vents:

          Nice little dress up for GPS wire routing!

          • Was this a gift?:
          • No
           
          5.0

          Units look better than originals

          By HOLDEN OUT

          from RED LION, PA

          About Me Advanced

          Verified Buyer

          Pros

          • Easy to Use
          • Protects Well
          • Visually Pleasing
          • Weather Proof

          Cons

            Best Uses

            • Outdoor

            Comments about Stainless-Steel Clamshell Vents:

            Easy to align and install, replaced previous units.

             
            3.0

            Soft metal

            By Hoser

            from Boston

            About Me Casual/ Recreational

            Verified Buyer

            Pros

            • Price

            Cons

            • If you torque down one hole, you loose the pilot

            Best Uses

            • Outdoor

            Comments about Stainless-Steel Clamshell Vents:

            I was trying to replicate the oem clamshells as i added led transom lights. The ones for my transducer are the same dimentions but a much thicker gauge. We'll see how they hold up after a few seasons. For the price it shoild have been expected i guess

            • Was this a gift?:
            • No
             
            5.0

            Excellent Professional Product

            By Ferndog

            from Stockton ca

            About Me Advanced

            Verified Buyer

            Pros

            • Easy to Use
            • Protects Well
            • These are high quality, highly polished, durable
            • Visually Pleasing
            • Weather Proof

            Cons

              Best Uses

              • Indoor
              • Outdoor

              Comments about Stainless-Steel Clamshell Vents:

              These were used to cover and protect transducer cables installed on my boat from the stern to the helm. Not only do they provide excellent protection, but they add zip and snap to looks of the boat. Looks like they are part of original equipment. Great Product!

              • Was this a gift?:
              • No
               
              5.0

              Looks good and easy to install

              By Billy

              from Dana point ca

              About Me Casual/ Recreational

              Verified Buyer

              Pros

              • Easy to Use

              Cons

                Best Uses

                  Comments about Stainless-Steel Clamshell Vents:

                  Keeps the water out and looks nice

                  • Was this a gift?:
                  • No
                   
                  5.0

                  Worked perfect for my kayak electronic wiring

                  By N/A

                  from Bonita Springs Fl

                  About Me Casual/ Recreational

                  Verified Buyer

                  Pros

                  • Easy to Use
                  • Protects Well
                  • Visually Pleasing
                  • Weather Proof

                  Cons

                    Best Uses

                    • Outdoor

                    Comments about Stainless-Steel Clamshell Vents:

                    Covered holes nicely

                    • Was this a gift?:
                    • No
                     
                    5.0

                    SS clamshell vents

                    By Money Pit Boater

                    from Granite Falls NC

                    About Me Advanced

                    Verified Buyer

                    Pros

                    • Easy to Use
                    • Protects Well
                    • Visually Pleasing

                    Cons

                      Best Uses

                        Comments about Stainless-Steel Clamshell Vents:

                        Works great to cover holes for transducer wiring

                        • Was this a gift?:
                        • No
                         
                        4.0

                        Nice product.

                        By Raul

                        from Puerto Rico

                        About Me Casual/ Recreational

                        Verified Buyer

                        Pros

                          Cons

                            Best Uses

                            • Outdoor

                            Comments about Stainless-Steel Clamshell Vents:

                            The best in the market.

                            • Was this a gift?:
                            • No

                            Displaying reviews 1-10

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