Cowls and Vents

Looking to replace a Cowl or Vent aboard your boat. Well, you’ve landed in the right Slip. Captain’s Marine Supply has a wide assortment of Cowl Vents, Clamshell Ventilators, Round Locker Ventilators, Fuel Tank Vents, Butterfly Vents & Louvered Vents manufactured by Attwood, Perko & Sea–Dog. So, stop by our store today & check out our great selection of Cowls & Vents!

25 products found in Cowls and Vents

Quick View Attwood Cowl Ventilator
Attwood Cowl Ventilator
  • $23.99

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Quick View Perko Chromalex Cowl Vent - 3" Duct - Chrome Plated Zinc
Perko Chromalex Cowl Vent - 3" Duct - Chrome Plated Zinc
  • $31.99
Quick View Perko Chrome Plated Brass Round Locker Ventilator - 3-1/4"
Perko Chrome Plated Brass Round Locker Ventilator - 3-1/4"
  • $6.99
Quick View Perko Clam Shell Ventilator - Chrome Plated Brass - 4" x 3-3/4"
Perko Clam Shell Ventilator - Chrome Plated Brass - 4" x 3-3/4"
  • $38.99

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Quick View Perko Cowl Ventilator - 3" Chrome Plated Zinc Alloy
Perko Cowl Ventilator - 3" Chrome Plated Zinc Alloy
  • $38.99
Quick View Perko Gas Tank Vent w/Splash Guard - Chrome Plated Zinc - ⅝" Hose
Perko Gas Tank Vent w/Splash Guard - Chrome Plated Zinc - ⅝" Hose
  • $16.99
Quick View Perko Gas Tank Vent w/Swivel Elbow - Chrome/Black
Perko Gas Tank Vent w/Swivel Elbow - Chrome/Black
  • $17.99
Quick View Sea-Dog Stainless Steel Butterfly Vent - Center Knob - 4"
Sea-Dog Stainless Steel Butterfly Vent - Center Knob - 4"
  • $9.99

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Quick View Sea-Dog Stainless Steel Butterfly Vent - Center Knob - 5"
Sea-Dog Stainless Steel Butterfly Vent - Center Knob - 5"
  • $20.99
Quick View Sea-Dog Stainless Steel Clam Shell Vent - Mini
Sea-Dog Stainless Steel Clam Shell Vent - Mini
  • $26.99
Quick View Sea-Dog Stainless Steel Cowl Vent
Sea-Dog Stainless Steel Cowl Vent
  • $38.99
Quick View Sea-Dog Stainless Steel Cowl Vent w/Base - 3" Hose
Sea-Dog Stainless Steel Cowl Vent w/Base - 3" Hose
  • $39.99

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Quick View Sea-Dog Stainless Steel Flush Mount Gas Tank Vent 5/8" Hose - Straight
Sea-Dog Stainless Steel Flush Mount Gas Tank Vent 5/8" Hose - Straight
  • $26.99
Quick View Sea-Dog Stainless Steel Locker Vent - 2-3/8" x 6-3/4"
Sea-Dog Stainless Steel Locker Vent - 2-3/8" x 6-3/4"
  • $8.99
Quick View Sea-Dog Stainless Steel Louvered Vent - 5" x 2-5/8"
Sea-Dog Stainless Steel Louvered Vent - 5" x 2-5/8"
  • $6.99
Quick View Sea-Dog Stainless Steel Louvered Vent - 5" x 4-5/8"
Sea-Dog Stainless Steel Louvered Vent - 5" x 4-5/8"
  • $10.99
Quick View Sea-Dog Stainless Steel Louvered Vent - 5" x 9"
Sea-Dog Stainless Steel Louvered Vent - 5" x 9"
  • $18.99
Quick View Sea-Dog Stainless Steel Louvered Vent - 9-1/8" x 4-5/8"
Sea-Dog Stainless Steel Louvered Vent - 9-1/8" x 4-5/8"
  • $17.99

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Quick View Sea-Dog Stainless Steel Midget Vent - Heavy Duty
Sea-Dog Stainless Steel Midget Vent - Heavy Duty
  • $8.99
Quick View Sea-Dog Stainless Steel Midget Vent - Medium
Sea-Dog Stainless Steel Midget Vent - Medium
  • $2.99
Quick View Sea-Dog Stainless Steel Midget Vent - Small
Sea-Dog Stainless Steel Midget Vent - Small
  • $2.99

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Quick View Sea-Dog Stainless Steel Round Louvered Vent - 4"
Sea-Dog Stainless Steel Round Louvered Vent - 4"
  • $6.99
Quick View Sea-Dog Stainless Steel Round Louvered Vent - 5"
Sea-Dog Stainless Steel Round Louvered Vent - 5"
  • $9.99
Quick View Whitecap Clam Shell Midget Vent 1-1/2" x 1-3/4"
Whitecap Clam Shell Midget Vent 1-1/2" x 1-3/4"
  • $2.99
Quick View Whitecap Clam Shell Midget Vent 2-1/4" x 2-1/4"
Whitecap Clam Shell Midget Vent 2-1/4" x 2-1/4"
  • $4.99