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Sandwich® Access Door - Round Duct

Basic Use

Sandwich Access Doors provide easy access into air ducts and units.  This door was developed to provide a solid, leak proof door that is simple to install.

Description

Access doors for round ducts. 

Special Characteristics

  • Insulated or uninsulated
  • Smooth interior finish on insulated doors
  • Tested to 20” w.g. with no leakage noted
  • Tested to negative 10” w.g. with no leakage noted
  • Available in specialty metals
  • No frame to install
  • Effortless opening and closing (no tools required)
  • No measuring (self-adhesive template provided)
  • Please specify when ordering doors for negative pressure applications
  • Insulated doors are recommended for negative pressure applications
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