Sectional Doors

Sectional Doors Micro Grove 3216 are insulated sandwich doors that are feature-rich to meet your design and performance requirements. This high R-value steel commercial door is available in four colours and a wide variety of window options. This steel commercial door model offers added rigidity and durability when applications require unrivalled protection and are environmentally friendly.

Sectional Doors – C.H.I. – Micro Grove 3216


  • Features four evenly spaced micro-grooves that run horizontally across each section
  • 26-gauge commercial quality steel exterior
  • Thermally-broken to eliminate thermal conduction
  • Gasket seal between sections provide for an extremely tight weather-seal
  • Concealed steel back-up plates run from top to bottom of each section for secure hardware attachment
  • Bottom “U” type astragal is a standard feature


  • Foamed-in-place CFC free polyurethane core permanently bonds the 26-gauge exterior and 27-gauge interior steel skins to form a rigid homogeneous section
  • R value 17.54 (R-value Testing is in accordance with ASTM C518 standards)

Maximum Standard Size:

  • Max width 32’2” x 20’ high

Panel Configurations:

  • 18″, 21″ or 24″ high by width of door

Colors / Appearance

  • White
  • Almond
  • Sandstone
  • Brown
  • Various accessories and options available.


  • Complete the look of your door with the color and style of Accents.
  • Accents Logos is available as an option for interior and exterior applications
  • Accents Planks is available as an option in cedar, mahogany, light oak and dark oak

Product Documents

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