Louvered Boat Vents of 2025
Best Choice1
MARINE CITYMARINE CITY 8-Slot Louvered Vent, 304 Grade, Polished Finish Stainless Steel, 16-13/16 × 3 × 1-1/4 Inches, Durable, Corrosion-Resistant, for Boats, Marines, and Ships (Pack of 2)
Main highlights- Usage: Easy to install; suitable for boats, marine applications, yachts, caravans, and homes.
- Package Includes: 2 MARINE CITY 304-grade stainless steel 8-slot louvered vents.
- Dimensions: 8 slots; 16-13/16" length, 3" width, 1-1/4" height.
- Design: Covers wall or ceiling openings and vents; flush surface reduces damage and improves airflow control and quietness.
- Construction: Stainless steel with a mirror finish; corrosion-resistant and durable for long-term use.
9.7Exceptional
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Value for Money2
Attwoodattwood 1488-5 Corrosion-Resistant Stainless Steel Marine Louvered Vent, Silver, One Size
Main highlights- Requires six #8 screws
- Provides sufficient ventilation
- Meets ABYC H-2 cross sectional area requirements
- Included components: End Product & Information
- For 3 inch inside diameter ventilation system with 1487A collector box
- Constructed of corrosion resistant stainless steel
9.6Exceptional
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3
AttwoodAttwood 6031497 Attwood Flush Louvered Vent, White
Main highlights- Series Flush Louvered Vent
- Dimensions 2-3/4'' (H) x 17-9/16'' (L) x 1/4'' (D)
- Country Of Origin: United States
- 1425-5 Attwood Flush Louvered Vent
9.4Excellent
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4
White WaterWhite Water Marine Boat Plastic 7-Slotted Louvered Ventilator (58829B - Black)
Main highlights- Slotted 7 louvered ventilators are available in black, white and mirror like chrome plastic options.
- Cut Out Size: 16" Length 2-3/16" Width 1" Depth
- ABS Injected molded plastics, Sold by Each
- 17-7/8’’ Overall Length x 3-7/16’’ Overall Width
9.3Excellent
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5
AttwoodAttwood Corp. Louvered Vent - Off White
Main highlights- Provides sufficient ventilation
- Meets ABYC H-2 cross sectional area requirements
- Included components: End Product & Information
- For 3 inch inside diameter ventilation system with 1345 collector box
- Cutout Size: 2-¼ inch x 16 inch
- Constructed of corrosion-resistant ABS plastic
9.2Excellent
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6
Five OceansFive Oceans 7-Slotted Louvered Hose Vent, 4-inch Hose Diameter, 2 Pack Air Hose Thru Vent, White ABS Plastic - FO111-M2
Main highlights- MEASUREMENTS: External Size: 4-7/8" x 4-7/8" (124 mm x 124mm). Hose Diameter: 4" (102mm)
- MARINE AND BOATING: Slotted louvered vents are used in boats and ships to allow proper air circulation while preventing water intrusion and keeping out unwanted elements like insects and debris. FIVE OCEANS, 40 Years developing High-Quality Marine & Outdoor Products
- IMPROVED AIR CIRCULATION: It Promotes better air circulation by allowing fresh air to enter and stale air to exit, reducing condensation buildup, odors, and the risk of moisture-related issues
- EASY INSTALLATION: Simple installation methods make this Boat Slotted Vent a convenient choice for boat owners who may want to replace old vents. Mounting hardware: #8 FH screws (not included)
- DURABILITY AND CORROSION RESISTANCE: Slotted Louvered Hose vent is made from white ABS Plastic marine-grade material which is highly resistant to corrosion caused by exposure to saltwater and marine environments
9.0Excellent
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7
AttwoodAttwood Flush Louvered Vent Color: Black
Main highlights- New
8.7Very Good
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8
MARINE CITYMARINE CITY 304 Grade Polished Finish Stainless Steel 4 Slots Louvered Vent 10 x 4-3/8 x 1-1/2 Inches for Boats – Marines – Ships (1 PCS)
Main highlights- Useful Design: It is designed to cover wall or ceiling openings and ducting vents, and to allow a flush surface at the vent area reducing damage to the vent as well as mooring lines, fishing lines and for better airflow control, quiet lever.
- Package Includes Pack of 1 MARINE CITY Stainless Steel 4 Slots Louvered Vent for Boats.
- Easy Use: Easy to install, convenient to use. Suitable for related vents in boats, marine, yachts, caravans, and homes.
- Dimensions: Slots: 4, Length: 10 inches, Width: 4-3/8 inches, Height: 1-1/2 inches.
- Construction: It is made of Stainless Steel. It has a Mirror finish, corrosion resistance, and durability for long-term service.
8.6Very Good
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9
Five OceansFive Oceans FO590-M2 Rectangular Boat Marine Louvered Ventilators, White Durable Injection-Molded ABS Plastic, 10-1/4 inches (260 mm), UV and corrosion resistant, 6 slots (Pair)
Main highlights- MEASUREMENTS - External Size: 4-7/8" W x 10-1/4" L (124mm x 260mm). Inside Dimensions: 3-11/16" W x 9" L (94mm x 229mm)
- MARINE AND BOATING USE- Slotted louvered vents are used in boats and ships to allow proper air circulation while preventing water intrusion and keeping out unwanted elements like insects and debris. FIVE OCEANS, 40 Years developing High-Quality Marine & Outdoor Products
- IMPROVED AIR CIRCULATION - Promotes better air circulation by allowing fresh air to enter and stale air to exit, reducing condensation buildup, odors, and the risk of moisture-related issues
- EASY INSTALLATION - Convenient installation methods make this slotted vent an ideal choice for boat owners looking to replace old vents. Mounting Hardware: #8 FH screws (not included)
- DURABILITY AND CORROSION RESISTANCE - High-Quality Material. This slotted louvered vent is made from marine-grade ABS plastic, highly resistant to corrosion caused by exposure to saltwater and marine environments
8.4Good
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10
LBKYJLBKYJ 4 Pack 5"" Round Louvered Air Vent, 316 Stainless Steel Marine Boat Vent Ventilation Ventilator Cover, Silver
Main highlights- --Whole Product thickness : 0.15 inch
- --Suitable for Roofing, related vents in boats, marine, yacht, caravan, home
- --Stainless steel thickness : 0.032 inch , Screw holes diameter: 0.12 inch
- --Polished 316 stainless steel 5" Round Louvered Air Vent
- --Note：Product polished, some scratches.
8.3Good
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