Request More Information

Need additional information on our products or company?


Modified HVAC Division

Northern Air Technology provides an array of Explosion Proof HVAC Modified Systems (built and developed in our Northern Air Technology division in Baton Rouge, LA) to meet the needs of our clients in the Oil & Gas, Refining, Petrochemical and Hazardous Storage.

The Modified Units are designed and built with the highest reliability. We take current units on the market and modify them so they last and have a rugged construction for the most demanding environments.

Explosion Proof Modified Units

These are available to meet both Class 1, Division 2 and Class 1, Division 1 hazardous location codes as well as N.E.C. and I.E.C. compliant codes. This Wall Mount product line is Third Party Certified through ETL (INTERTEK) and they can be purchased from 1.5 ton through 6 ton. We have the capabilities to modify all units from window units to wall mount, package units and split systems ranging in different tons.

Rugged construction provides dependable cooling in the most demanding environments designed for 24-hour operation in high load demands.

Modified Explosion Proof HVAC Units
Modified Explosion Proof HVAC Units


    • Oil & Gas
    • Hazardous Locations and Storage
    • Refining
    • Petrochemical

  • Modified Units

    • Rugged construction provides dependable cooling in the most demanding environments
    • Designed for 24 hour operation in high load demands, from -30 to 125 Fahrenheit
    • We take standard OEM units and modify them to meet your exact specifications

    Standard Features:

    • Spark Proof Fan Blade
    • Explosion Proof Overload Protection on Motors and Compressor
    • Dual Blowers
    • High and Low Pressure Safety Switches
    • Aluminum Fin with Copper Tube Coils
    • Emergency Shutdown
    • Easily Accessible Motor

    Available Options:

    • Explosion Proof Power Disconnect Switch
    • Electric Heat
    • Stainless Steel Housing
    • Corrosion Protection on MetaI and/or Coils
    • Copper Fin Copper Tube Coils
    • Supply Air Grille and Return Air Grille
    • Purge & Pressurization

  • Type Info Size
    PDF Icon Modified Explosion Proof Units (optimized version) 1.5MB
    Additional Modified Unit Brochures Coming Soon

Baton Rouge Office


10421 Mammoth Ave
Baton Rouge, LA 70814

Phone: (225) 771-8154
General Manager: Mike Calamia
Operations Manager: Keith Calamia
Project Manager: Gerald Christie – (225) 771-8641
Production Manager: Brady Lockhart