Protect your boat’s interior and engine compartment during the off-season with our premium selection of boat winterizing heaters and dehumidifiers. Designed specifically for marine environments, these devices help prevent freezing, mold, mildew, and condensation damage during winter storage.
Our collection includes engine compartment heaters, cabin-safe boat heaters, electric dehumidifiers, moisture absorbers, and vented drying systems—perfect for maintaining a dry, temperature-regulated space in enclosed areas. These products offer quiet, energy-efficient operation and are built for safe, unattended use throughout the season.
Shop now for dependable boat heaters and dehumidifiers that safeguard your vessel from cold, damp conditions—keeping it clean, dry, and ready for spring launch.
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Vendor:Davis Instruments
Davis Air Dryer 500 [1459]
Regular price $51.95 USDRegular price$69.99 USD-$18.04 USD Sale price $51.95 USD -
Vendor:Marinco
Marinco 3" Day/Night Solar Vent - White [N20803W]
Regular price $189.95 USDRegular price$338.99 USD-$149.04 USD Sale price $189.95 USD -
Vendor:Marinco
Marinco 3" Day/Night Solar Vent - Stainless Steel [N20803S]
Regular price $199.95 USDRegular price$356.99 USD-$157.04 USD Sale price $199.95 USD -
Vendor:Marinco
Marinco 4" Day/Night Solar Vent - Stainless Steel [N20804S]
Regular price $204.95 USDRegular price$365.99 USD-$161.04 USD Sale price $204.95 USD -
Vendor:SEEKR by Caframo
SEEKR by Caframo Pali 9510 400W - 120VAC Engine Compartment Heater [9510CABBX]
Regular price $299.00 USDRegular price$349.99 USD-$50.99 USD Sale price $299.00 USD -
Vendor:SEEKR by Caframo
SEEKR by Caframo Stor-Dry 9406 110V Warm Air Circulator Dehumidifier - 75W [9406CAABX]
Regular price $99.00 USDRegular price$119.99 USD-$20.99 USD Sale price $99.00 USD -
Vendor:Davis Instruments
Davis Air Dryer 1000 [1458]
Regular price $65.95 USDRegular price$89.99 USD-$24.04 USD Sale price $65.95 USD