Attwood 1749-4 Turbo 4000 Series II In-Line Blower

attwood ★ 4.60 (1,679 reviews) Mid-Range

Price tier: Mid-Range
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Attwood 1749-4 Turbo 4000 Series II In-Line Blower, For 4-Inch Interior Diameter Vent Hose, Water Resistant, 12-Volt

12V water-resistant blower for 4-inch vent hoses. Provides strong airflow for engine compartments, galleys, and bilges. Customers praise ease of installation and value, with mixed durability feedback

Highlights

  • 12-volt marine blower
  • built-in mounting feet
  • effective air flow

Pros

  • high airflow for 4-inch hoses
  • water-resistant design
  • easy vertical or horizontal installation
  • good value for money
  • easy to install

Cons

  • some customers report it is noisy
  • durability concerns with breakage after months

Best For

  • engine compartment ventilation
  • galley ventilation
  • bilge ventilation
  • marine electrical cabinet air flow
  • small boat interior air circulation
  • OEM replacement

Features

  • 12-volt
  • water-resistant white blower intended for use with 4-inch interior diameter vent hose.
  • Marine ignition protected and has built-in mounting feet for easy vertical or horizontal installation
  • Provides outstanding ventilation airflow for areas such as engine compartments
  • galleys
  • bilges
  • and heads
  • Features a patented

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