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Altec Air

HRE Series Dual Tower Heat Regenerative Desiccant Air Dryers

HRE Series Dual Tower Heat Regenerative Desiccant Air Dryers

EconoTronic Dew Point Demand Control Included

Altec AIR’s HRE Series Heat Regenerative Desiccant Air Dryers apply a regulated amount of dried process air, which has been heated by way of a low watt density heater, down through the desiccant bed (counter current). This heated purge air is then exhausted to atmosphere, removing the water vapor that had adhered to the desiccant during the previous cycle.

  • ASME / CRN Approved Pressure Vessels
  • Factory installed Filters w/ Differential Pressure Gauges and Pre-Filter Timer Drain
  • Feature Rich ETL Listed Pro-Logic Controller w/ NEMA 4X Enclosure
  • Regulated Purge Flow for Optimum Setting, Regardless of Operating Pressure
  • ISO 8573.1 Class 2 -40°F/C Standard Outlet Dewpoint


  1. Specification Sheet
  2. Large Capacity Desiccant Air Dryers Brochure
  3. Industrial Products Brochure


  • Power Requirements (model specific) -
    • 120 VAC, 1 Phase, 60 Hz
    • 230 VAC, 1 Phase, 60 Hz
    • 460 VAC, 3 Phase, 60 Hz
  • Maximum Pressure - 150 PSIG Standard
  • Maximum Operating Temperature - 120°F / 49°C
  • Tower Pressure Gauges & Dew Point Indicators
  • Welded Frame Base - Easy Move With Forklift
  • OSHA Approved Mufflers
  • Desiccant Fill & Drain Ports
  • ASME Safety Relief Valves


  • Alternate Voltages
  • EcoTronic Dew Point Demand Control
  • Dual Filter & Bypass Packages
    • 3-Way Bypass Installed
    • 6-Way Bypass w/ Dual Select Pre-Filter
    • 9-Way Bypass w/ Dual Select Pre & After Filters
  • Environment Temperature Protection Kits
  • High Pressure (200 PSIG) Models
  • Upgraded Controller
  • Stainless Steel Control Tube & Fittings
  • Bolt-Down Construction
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  • Returns

    It’s easy to return an item if you’re not satisfied. We will issue a refund to your original form of payment, issue a credit or equal exchange for items returned within 14 days. Click the link below to read more information about our return policy.

    Full Return Policy 
  • Our Value

    Buckeye Air specializes in Compressed Air Systems for Industries, Businesses, and Individuals. We provide Quality Equipment for businesses that demand the Best. Our Company represents some of the finest Compressed Air Equipment manufactured in the world today.