Collection: Marine Plumbing & Ventilation - Blowers & Heaters

Move the air. Add warmth. Stay comfortable aboard.

Explore marine blowers and heaters designed to support ventilation, airflow and onboard comfort throughout your vessel. From ventilating compatible engine and bilge spaces to adding warmth to cabins and helm areas, the right equipment helps create a more comfortable and functional environment on the water.

Shop marine blowers, bilge blowers, engine compartment blowers, inline ventilation blowers, boat cabin heaters, marine heaters, defrosters, heater fans, ducts, vents and heating and ventilation accessories for sailboats, powerboats, fishing boats, cruisers, yachts and other marine applications.

Whether you're replacing an existing blower, improving airflow, adding cabin heat or upgrading your boat for cooler-weather cruising, Roam & Harbor makes it easier to find marine heating and ventilation equipment for your vessel.

Always verify voltage, airflow capacity (CFM), duct diameter, ignition-protection requirements, heating output, power or fuel requirements, mounting location and manufacturer specifications when selecting marine blowers and heaters.

Move the air. Bring the warmth. Adventure Starts Here.™

27 products

  • Save $105.00 USD
    Jabsco

    Jabsco 4" Continuous Duty Flangemount Blower - 115V, 250 CFM [36760-0115]

    Regular price $434.99 USD
    Sale price $434.99 USD Regular price $539.99 USD

    4" Continuous Duty Flangemount Blower - 115V, 250 CFMThe Jabsco continuous duty 4-inch flange-mount blower, with a 115 Volt Motor. This is rated for 250 CFM....

  • Save $54.00 USD
    Jabsco

    Jabsco 4" 250 CFM Flexmount Heavy Duty Blower - 12V [35770-0092]

    Regular price $350.99 USD
    Sale price $350.99 USD Regular price $404.99 USD

    Heavy Duty Flexmount BlowerDC 250 CFM Flexmount Continuous Duty 4" Blower Extended Life 5,000 Hour Motor Tough Reinforced Thermoset Plastic Housing Mounts to Any Flat Surface...

  • Thetford Marine

    Thetford MSD Spout [40158]

    Regular price $24.99 USD
    Sale price $24.99 USD Regular price $0.00 USD

    MSD SpoutRotating pour-out spoutThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

  • Rule

    Rule In-Line 4" Bilge Blower - 24V [240-24V]

    Regular price $92.99 USD
    Sale price $92.99 USD Regular price $0.00 USD

    In-Line 4" Bilge Blower - 24VXylem’s Rule In-Line Blowers provide ventilation for boat bilges, engine compartments, galleys and heads. Designed for efficient, high-output operation, these blowers...

  • Save $60.00 USD
    Jabsco

    Jabsco 4" Flangemount Heavy Duty Blower - 24V - 250 CFM [35760-0094]

    Regular price $384.99 USD
    Sale price $384.99 USD Regular price $444.99 USD

    4" Flangemount Heavy Duty Blower - 24V - 250 CFMThe powerful flange mount blower is designed for use wherever continuous ventilation is required. A motor life...

  • Save $1.00 USD
    Rule

    Rule In-Line 3" Bilge Blower - 24V [140-24V]

    Regular price $78.99 USD
    Sale price $78.99 USD Regular price $79.99 USD

    In-Line 3" Bilge Blower - 24VFeatures: Connections: - for 75mm (3") ducting Dimensions: - 130mm long, 95mm high, 125mm wide Fuse Size: - 2.5(amp) Output: - 3.8 cu. m/minute Efficient...

  • Save $24.83 USD
    Johnson Pump

    Johnson Pump 3" Blower Flange Mounted - 12V [54124]

    Regular price $97.99 USD
    Sale price $97.99 USD Regular price $122.82 USD

    3" Blower Flange Mounted - 12VFeatures: 3" ducts 12V 100 percent factory tested

  • Save $6.99 USD
    Shurflo by Pentair

    Shurflo by Pentair YELLOWTAIL 4" Marine Blower - 12 VDC, 215 CFM [277-4110]

    Regular price $55.99 USD
    Sale price $55.99 USD Regular price $62.98 USD

    YELLOWTAIL™ 4" Marine Blower - 12 VDC, 215 CFMSHURFLO has developed a unique nylon fan that includes six blades to ensure high performance and efficient ventilation...

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