Genesis HVAC Access Doors

Unique pan-in-pan design creates a solid, esthetically pleasing access door with optional modifications.

The Genesis HVAC Access Door design has no extruded aluminum frame

The unique pan-in-pan design allows for the two pans to creates a solid, esthetically pleasing access door and allows for modifications to be added as needed.

The custom thermal break clip design allows for a large range of material thicknesses to be used are based on the application. The Genesis design gives you an alternative economical choice without giving up performance and allows you to modify and add accessories. The Genesis Access Door is also identified as a “Green” product and is being used on Green Buildings for their HVAC units with the best air filters.

Genesis plenum access doors are UL-component recognized.

Available in 1″, 2″, 3″ and 4″ door thicknesses. Thermal break and non-thermal break versions, in-swing or out swing operation of doors, UL component recognized and available in a wide variety of metals, paint and accessories.

Genesis HVAC Plenum Access Door Thicknesses


  • Thermal break or non-thermal break design
  • In-swing or out-swing door operation
  • Available in a wide variety of metals, paints and accessories

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Innovative technologies to advance the HVAC door and air handler industry.

Polyurethane Foam
Genesis Access Doors include industry-approved polyurethane foam insulation for a superior seal, thermal characteristics and door rigidity to meet stringent Indoor Air Quality applications.
Custom Sizing
Custom Sizing
Our Genesis doors and plenum walls can be custom built to meet your specifications. We can create a custom sizing solution for any project.
Viewport Ready

ITM4 Viewports offer increased visibility and accessibility to any Genesis door. Our thermal break and non-thermal break viewports are easy to install or replace in the field. 

Latch Technology
ITM4 uses Ventlok and Allegis Latches to give you a custom fit while maintaining the tightest seal in the industry. Our engineering team will help you select the most appropriate latch for your project. 
Phone number

(763) 497-0842


Mon-Fri: 8am - 5pm CST