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Shield Air Solutions unites The Birdwell Company and Marc Climate Controls, two companies with a combined nearly 100 years of experience designing and manufacturing explosion-proof HVAC equipment.

Benefits of Shield Air Explosion-Proof Products

As specialists in explosion-proof HVAC systems, Shield Air knows what it takes to design products that perform under pressure. Its line of heavy-duty and severe-duty equipment is made for the highest level of safety and reliability. Because in dangerous working environments, there can be no room for compromise.

One of the most comprehensive product lines in the industry
Custom designed and engineered solutions
ISO 9001:2008, UL, CSA, ETL, ANSI, NEC and ATEX certifications
100% run test all equipment before shipping

Featured Products

Shield Air's explosion-proof HVAC systems, air conditioners and fans are specially designed for hazardous and industrial applications. Explore featured products or contact us below for more information.

Marc Wall-Mounted Systems

Explosion-Proof HVAC Equipment

The Marc product line of wall-mounted systems provides both custom and pre-engineered HVAC equipment for a wide array of hazardous and industrial applications. Innovation and flexibility within the Marc product line provide a solution for a variety of projects around the globe.

Marc Wall-Mounted Systems

Explosion-Proof HVAC Equipment

The Marc product line of wall-mounted systems provides both custom and pre-engineered HVAC equipment for a wide array of hazardous and industrial applications. Innovation and flexibility within the Marc product line provide a solution for a variety of projects around the globe.

Birdwell Products

Explosion-Proof and Severe-Duty HVAC Equipment

The Birdwell product line provides custom engineered and built severe-duty and explosion-proof HVAC, pressurization and chemical air filtration equipment. Birdwell equipment is constructed of heavy duty, non-corrosive materials for hazardous and industrial applications.

Birdwell Products

Explosion-Proof and Severe-Duty HVAC Equipment

The Birdwell product line provides custom engineered and built severe-duty and explosion-proof HVAC, pressurization and chemical air filtration equipment. Birdwell equipment is constructed of heavy duty, non-corrosive materials for hazardous and industrial applications.

  • Certified by CSA (bearing the CSA mark) for compliance to applicable codes and standards
  • Suitable for indoor use
  • Applications include small control cabinets and control panels

Shield Air Explosion-Proof Muffin Fans

MFSX Series

The MFSX series hazardous location explosion-proof muffin fans are typically located inside an enclosure or cabinet containing analytical or other heat sensitive equipment. The explosion proof fans are used to remove hot air from the interior of the enclosure to keep the equipment at an acceptable temperature. These explosion-proof muffin fans are CSA (C/US) Certified for Class I, Division 2, Groups B, C, and D.

  • Single phase operation in 60 or 50 Hz applications
  • Spark resistant construction
  • 1⁄2” NPT conduit connection for easy power wiring
  • Inlet grilles furnished for finger protection
  • Functions as supply or exhaust fan

Shield Air Explosion-Proof Muffin Fans

MFSX Series

The MFSX series hazardous location explosion-proof muffin fans are typically located inside an enclosure or cabinet containing analytical or other heat sensitive equipment. The explosion proof fans are used to remove hot air from the interior of the enclosure to keep the equipment at an acceptable temperature. These explosion-proof muffin fans are CSA (C/US) Certified for Class I, Division 2, Groups B, C, and D.

  • Certified by CSA (bearing the CSA mark) for compliance to applicable codes and standards
  • Suitable for indoor use
  • Applications include small control cabinets and control panels
  • Single phase operation in 60 or 50 Hz applications
  • Spark resistant construction
  • 1⁄2” NPT conduit connection for easy power wiring
  • Inlet grilles furnished for finger protection
  • Functions as supply or exhaust fan

Shield Air Explosion-Proof Inline Fans

ISFX160 Series

The ISFX160 hazardous location explosion-proof inline fans are typically duct mounted in either a supply or an exhaust configuration and may be used for a wide variety of applications.

  • CSA (C/US) Certified for Class I, Division 2, Groups B, C, and D
  • Suitable for indoor and outdoor use
  • Mounting bracket furnished for indoor or outdoor installation
  • Applications include small control cabinets, lavatory ventilation and sewage treatment plants
  • 115 volts AC, single phase, 60 Hz power requirements
  • Spark resistant construction
  • 1⁄2” NPT conduit connection for easy power wiring
  • Can be used with or without circular duct
  • Functions as supply or exhaust fan

Shield Air Explosion-Proof Inline Fans

ISFX160 Series

The ISFX160 hazardous location explosion-proof inline fans are typically duct mounted in either a supply or an exhaust configuration and may be used for a wide variety of applications.

  • CSA (C/US) Certified for Class I, Division 2, Groups B, C, and D
  • Suitable for indoor and outdoor use
  • Mounting bracket furnished for indoor or outdoor installation
  • Applications include small control cabinets, lavatory ventilation and sewage treatment plants
  • 115 volts AC, single phase, 60 Hz power requirements
  • Spark resistant construction
  • 1⁄2” NPT conduit connection for easy power wiring
  • Can be used with or without circular duct
  • Functions as supply or exhaust fan
  • UL Listed for Class 1, Division 2, Groups A, B, C and D
  • Certified in accordance with ISA 12.12.01 and NFPA 70 (National Electric Code), ANSI/UL 484 Room Air Conditioners
  • KSA Registered and tested in accordance with SASO 2681
  • Hermetically sealed reciprocating compressor

ATEX Window AC Unit

Hazardous Location Room Air Conditioners

For more than three decades, global industry and high-tech leaders have trusted Hazardgard to provide commercial-grade cooling under the harshest conditions. You’ll find durable, reliable Hazardgard room air conditioners on oil rigs and military bases, in manufacturing companies and processing plants – anywhere hazardous materials are used. Hazardgard is specifically designed to cool spaces where volatile, flammable liquids and gases are used, within enclosed systems or containers, or under extreme temperatures.

  • Enclosed fan motor with hermetically sealed overload for arc-free operation
  • Hot gas bypass allows low ambient operation [as low as 45° F (7°C)]
  • Environmentally sealed on/off switch and gold plated contacts in thermostat for corrosion resistance
  • 22-gauge, G60 steel air conditioner cabinet is powder coated for corrosion protection

ATEX Window AC Unit

Hazardous Location Room Air Conditioners

For more than three decades, global industry and high-tech leaders have trusted Hazardgard to provide commercial-grade cooling under the harshest conditions. You’ll find durable, reliable Hazardgard room air conditioners on oil rigs and military bases, in manufacturing companies and processing plants – anywhere hazardous materials are used. Hazardgard is specifically designed to cool spaces where volatile, flammable liquids and gases are used, within enclosed systems or containers, or under extreme temperatures.

  • UL Listed for Class 1, Division 2, Groups A, B, C and D
  • Certified in accordance with ISA 12.12.01 and NFPA 70 (National Electric Code), ANSI/UL 484 Room Air Conditioners
  • KSA Registered and tested in accordance with SASO 2681
  • Hermetically sealed reciprocating compressor
  • Enclosed fan motor with hermetically sealed overload for arc-free operation
  • Hot gas bypass allows low ambient operation [as low as 45° F (7°C)]
  • Environmentally sealed on/off switch and gold plated contacts in thermostat for corrosion resistance
  • 22-gauge, G60 steel air conditioner cabinet is powder coated for corrosion protection

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