XDGX/XDG I Direct Gas Heated Make-up Air Unit

Combining flexibility with expanded heating, cooling and airflow capacities

Industry-leading airflow turndowns of 50% drive energy efficiency, and DX cooling option provides just enough comfort cooling to improve productivity.

How To Buy
Product Features & Benefits
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Highly configurable

Modular design provides the most configuration flexibility and expanded heating and airflow capacities

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Airflow volumes

Range from 800 to 15,000 cfm including ultra-efficient heating capacities up to 1,600,000 BTU/hr

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Our proprietary barometric pressure damper system provides for at least 50% turndown in airflow in variable volume applications, an additional 250% turndown over our nearest competitor, which means improved energy savings without added cost

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Durable construction

Designed for maximum weather resistance, XDG housings are constructed of heavy-gauge G90 galvanized steel

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Easy maintenance

Large access panels are provided for easy inspection and maintenance of motors, drives, fan wheels, filters and heater controls

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Direct gas-fired system

Featuring high-quality cast aluminum burners with stainless steel mixing plates

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Maxitrol electronic modulation burner control

Provides precise and instantaneous temperature control

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Code compliant

The control center includes a standard magnetic motor starter, control transformer and disconnect switch. All electrical components are UL Listed, Recognized or Classified and an option for factory prewired single-point power connection

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Precision tooling

Shafts are precision turned, ground and polished steel sized so that the first critical speed is at least 25% over the maximum operating speed

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Noise control

Fan and motor assembly is mounted on vibration isolators to minimize noise transmission into the building

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Reliable fan performance

Air performance ratings from Accurex's accredited test chamber ensure accurate data

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Factory wired and tested

All units are tested prior to shipment for proper operation of the gas train, electrical components and airflow

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Cooling Options

Evaporative cooling, chilled water or direct expansion (DX cooling)

Options and Accessories

All our products can be configured to fit your specific needs. 
See all options & accessories

Performance & Certification

ETL Listed to ANSI Z83.4-1999, CSA 3.7-M99 or ANSI Z83.18-2000

Model Designation Guide