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Garage Dehumidifiers

Dehumidifiers for garages, crawl spaces, and workshops from XPOWER, Namco, and Ebac. LGR and ducted models from roughly 70 to 125 pints per day control moisture, rust, and musty odors in unconditioned spaces.

Original price $1,828.00 - Original price $1,828.00
Original price
$1,828.00
$1,828.00 - $1,828.00
Current price $1,828.00

Namco P646-150 150-Pint Crawl Space Dehumidifier – Auto Pump, R-410A, 2,600 sq ft

Namco Manufacturing
In stock

Namco P646-150 150-Pint Crawl Space Dehumidifier – 2,600 sq ft Coverage with Auto Pump The Namco P646-150 removes up to 150 pints of moisture per d...

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Original price $1,828.00 - Original price $1,828.00
Original price
$1,828.00
$1,828.00 - $1,828.00
Current price $1,828.00

Garage Dehumidifiers: Handling Temperature Swings and High Moisture Loads

Why Garages Need Different Dehumidifier Specs Than Basements

Attached garages expose dehumidifiers to conditions that fail standard units quickly: temperature swings from near-freezing in winter to 90°F+ in summer, vehicle exhaust, and heavy door cycling that brings in outdoor humidity. Refrigerant dehumidifiers work best above 60°F — below that, coils ice over and efficiency drops sharply. For garages in cold climates that drop below 50°F in winter, a desiccant dehumidifier handles sub-freezing operation where refrigerant units stop working. The Ebac CD85 and CD100 series are commercial-grade refrigerant units built for the temperature range and duty cycle a working garage demands.

Sizing for Garage Square Footage and Ventilation

Garages are harder to size than sealed basements because they have large door openings that reset moisture levels every time the door opens. Standard square-footage dehumidifier calculators underestimate requirements for garages with frequent access. As a baseline: a standard 2-car garage (400–600 sq ft) with average door cycling needs 70–90 pints per day in humid climates. A detached workshop with tools and occasional power equipment use needs 90–130 pints. Size up one tier if the garage is in a humid coastal or Southern climate, if it has concrete floors that sweat in summer, or if vehicles bring in significant wet weather moisture.

Related: Commercial Dehumidifiers · LGR Dehumidifiers · Desiccant Dehumidifiers · Dehumidifiers for Basements

Durability and Placement for Garage Environments

Place the dehumidifier away from direct vehicle exhaust and off the floor where possible — mounting at 4–6 feet off the ground improves air circulation and keeps the unit out of splash zones from wet vehicles. Units with auto-restart after power outages are important for garage installations on circuits shared with garage door openers and other intermittent loads. XPOWER's portable LGR series and Ebac's commercial units both support continuous operation and automatic restart. For garages with finished areas or adjacent living space, choose a unit with low noise output — commercial units with compressors in the 52–58 dB range are acceptable for most attached garage situations.

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