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Danhard, specialty vehicle HVAC manufacturer since 1963

Danhard Air Shield (Patented Air Curtain)

The only patented air curtain system designed specifically for mobile vehicle applications. Creates a wall of high-velocity air across open doorways to maintain climate control and keep insects out.

The Air Shield is Danhard's patented air curtain for vehicle doorways. It activates automatically when the door opens via a door switch. No operator intervention required. Active U.S. patent. No competitor offers an equivalent product for mobile vehicles.

Specifications

The Air Shield is available in standard and high-performance configurations to match your vehicle's electrical capacity and climate control requirements.

  • 46-inch standard width, trimmable for narrower openings
  • Single blower configuration: approximately 20 amps at 12V
  • Dual blower high-performance configuration: approximately 40 amps at 12V
  • Manual override switch available

Vehicle Applications

The primary application for the Air Shield is Type I and Type III ambulances, where maintaining consistent compartment temperatures during patient loading and unloading is critical. The system could be applied to other vehicles with doorways requiring climate separation, subject to available electrical capacity.

Contact our team to discuss whether the Air Shield is suitable for your specific vehicle program.

Benefits

  • Reduces conditioned air loss during patient loading and unloading
  • HVAC system recovers to target temperature faster after doors close
  • Supports overall energy efficiency of the vehicle
  • Keeps insects out of the patient compartment

Frequently Asked Questions

What is the Air Shield?

The Air Shield is Danhard's patented air curtain system designed for mobile vehicle applications. It creates a wall of high-velocity air across open doorways to maintain climate control and keep insects out of the compartment.

How does the Air Shield activate?

The Air Shield activates automatically when the door opens via a door switch. No operator intervention is required.

What vehicles can use the Air Shield?

The primary application is Type I and Type III ambulances. It could be applied to other vehicles with doorways requiring climate separation, subject to available electrical capacity.

Is the Air Shield patented?

Yes. The Air Shield holds an active U.S. patent. No competitor currently offers an equivalent product for mobile vehicles.

Interested in the Air Shield for Your Vehicle Program?

Our team can discuss specifications, availability, and integration with your current HVAC systems.

Call (214) 328-8541