Top 8 Cockpit Scupper Valve – Boat Plumbing Fittings

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1. Invincible Marine

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Invincible Marine BR54230 Cockpit Scupper Valve 2-7/8" OD, One Size

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Invincible Marine #ad - Screws directly to the transom. Mounts above the waterline. For boats with self bailing cockpits. Sport type: Outdoor Lifestyle. A 2-7/8-inch rubber valve. Allows water to exit but not to enter.
BrandInvincible Marine #ad
ManufacturerInvincible Marine #ad
Part NumberBR54230
ModelBR54230

2. SeaSense

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SeaSense Cockpit Scupper Valve Od 2-7/8- Inch

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SeaSense #ad - Mounts just above the water line. Screw holes must be drilled for installation. For boats with self-bailing cockpits. Flap allows water to exit and not enter.
BrandSeaSense #ad
Manufacturer3M #ad
Height1.77 Inches
Length5.63 Inches
Weight0.04 Pounds
Width2.76 Inches
Part Number50032150
Model50032150

3. SEACHOICE

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Seachoice 18261 Boat Self-Bailing Cockpit Mounted 2-7/8-Inch Scupper Valve Kit

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SEACHOICE #ad - Includes fiberglass reinforced retainer ring, rubber flapper and gasket. Efficiently drains water from self bailing cockpits. Suitable for mounting on transom above waterline or as thru-hull cockpit drain. Diameter: 2-7/8 inch.
BrandSEACHOICE #ad
ManufacturerSeachoice #ad
Height6.5 Inches
Length3.75 Inches
Weight0.11 Kilograms
Width0.5 Inches
Part Number50-18261
Model18261

4. attwood

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Attwood 66553-3 Boat Self-Bailing Cockpit Barbed Stainless Steel 1 ½-Inch Scupper Valve

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attwood #ad - Package height: 28. 9 cm. Package width: 14. 6 cm. Package length: 7. 7 cm. Product type: fishing eQUIPMENT.
Brandattwood #ad
ManufacturerAttwood #ad
Height4 Inches
Length8 Inches
Weight1 Pounds
Width4 Inches
Part Number66553-3
Model66553-3

5. SEACHOICE

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Seachoice 18271 Boat Self-Bailing Cockpit Mounted 2-7/8-Inch Scupper Valve Kit, Clear

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SEACHOICE #ad - Color: Clear. Designed to be mounted over existing thru-hull fittings with 3/4 inch to 1-1/2 inch openings. Accepts 6 six #8 fasteners. Diameter: 2-7/8 inch. Efficiently drains water from self bailing cockpits.
BrandSEACHOICE #ad
ManufacturerSeachoice #ad
Height6.75 Inches
Length3.75 Inches
Weight0.11 Kilograms
Width2 Inches
Part Number50-18271
Model18271

6. attwood

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Attwood 3876-3 Boat Self-Bailing Cockpit Mounted Scupper Valve Kit

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attwood #ad - Designed to be mounted over existing thru-hull fittings up to 2 inch. Efficiently drains water from self bailing cockpits. Inlcudes retainer ring, screws, rubber flapper valve and gasket. Can be mounted on transom above waterline or as thru-hull cockpit drain. Diameter: 2-7/8 inch.
Brandattwood #ad
ManufacturerAttwood #ad
Height3.5 Inches
Length4.5 Inches
Weight0.06 Kilograms
Width9.25 Inches
Part Number3876-3
Model3876-3

7. Aramox

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Universal Boat Self-Bailing Cockpit Mounted Scupper Valve Kit Transom Drain Scupper Valve Deck Mount Bung Stopper Marine Boat Accessories

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Aramox #ad - Efficiently drains water from self bailing cockpits. User-friendly installation: Equipped with seal that prevents water leakage, the cap can be easily tightened.

Inlcudes screws. Please check the pictures carefully before buying to avoid wrong purchase. Scope of application: great accessories for boat transoms, ice chests, fish wells, yacht and more. Practical in use: scupper valve can be mounted on the transom above the water line or as a cabin drain through the hull. Premium quality: made of nylon material, anti‑UV stable structure screw cap ship drainage, durable and sturdy. Wonderful accessory: superior workmanship, focus on bringing a good user experience.
BrandAramox #ad
ManufacturerAramox #ad
Height0 Inches
Length0 Inches
Weight0.17 Pounds
Width0 Inches
Part NumberAramoxkiznp98q1u

8. Five Oceans

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Five Oceans Marine in-Line Check Valves Stepped Connection 1-1-1/2 inches FO-4142-2

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Five Oceans #ad - This in-line check valve can be used to keep your pump primed, increase pump lift or prevent backflow. Must use hose clamps or PVC fittings. Hose fits 1 inch or 1-1/2 inch stepped Connection. Type: Check Valve. Suitable for use with manual or electric pumps.
BrandFive Oceans #ad
ManufacturerFive Oceans #ad