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Celebrating over 50 years of Trusted Marine Service
Over 50 years of Trusted Marine Service

Cabin Climate Control

Stay comfortable in every season with premium marine heating and air conditioning systems designed for life on the water. From self-contained marine A/C units and reverse-cycle heat systems to compact diesel heaters and precision digital controllers, our cabin climate solutions deliver quiet, efficient performance offshore or at the dock.

Built for the marine environment, these systems feature corrosion-resistant components, compact footprints, and smart temperature control for consistent comfort in any conditions. Whether you’re upgrading an existing setup or outfitting a new build, you’ll find reliable climate control engineered specifically for boats — not adapted from residential use.

Enjoy dependable heating in cold weather, powerful cooling in summer heat, and intuitive control at your fingertips.

Filters

SEALAND Marine AC Vent Filter Kit | 311004

Original price $263.93 - Original price $263.93
Original price
$263.93
$263.93 - $263.93
Current price $263.93
Item locally warehoused

Marine AC Vent Filter Kit — 311004 Maintain clean, efficient airflow throughout your vessel’s air conditioning system with this Marine AC Vent Filt...

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Original price $263.93 - Original price $263.93
Original price
$263.93
$263.93 - $263.93
Current price $263.93

Heavy Duty Heater Hose 5/8" - Per Foot - Marine Coolant Hose

Original price $4.20 - Original price $4.20
Original price
$4.20
$4.20 - $4.20
Current price $4.20
36 in stock

Heavy duty heater hose 5/8" diameter, sold by the foot for marine engine cooling systems. This reinforced rubber hose provides reliable coolant tra...

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Original price $4.20 - Original price $4.20
Original price
$4.20
$4.20 - $4.20
Current price $4.20

Raritan — Water Heater 20 Gal with Heat Exchanger 120V — 78-172011

Original price $3,369.59 - Original price $3,369.59
Original price
$3,369.59
$3,369.59 - $3,369.59
Current price $3,369.59
Only 1 left!

The Raritan 1700 Series 20-Gallon Marine Water Heater is a heavy-duty onboard hot water tank for marine galleys, showers, and domestic water system...

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Original price $3,369.59 - Original price $3,369.59
Original price
$3,369.59
$3,369.59 - $3,369.59
Current price $3,369.59

Green Line Premium Silicone Heater Hose 1/4" ID - G382-025

Original price $7.26 - Original price $7.26
Original price
$7.26
$7.26 - $7.26
Current price $7.26
10 in stock

The Green Line G382-025 Premium Silicone Heater Hose is a high-temperature silicone coolant hose designed for low-pressure coolant, heater, and cir...

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Original price $7.26 - Original price $7.26
Original price
$7.26
$7.26 - $7.26
Current price $7.26

Replacement Low Pressure Switch Control 60-75 PSI R410A - Marine AC Component

Original price $93.02 - Original price $93.02
Original price
$93.02
$93.02 - $93.02
Current price $93.02
Only 1 left!

Replacement low pressure switch control designed for marine air conditioning systems using R410A refrigerant. This precision control monitors syste...

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Original price $93.02 - Original price $93.02
Original price
$93.02
$93.02 - $93.02
Current price $93.02