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Accordion Model 4166-4188: Acoustic Partitions

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4166-4188 Acoustic Accordion Partitions

For higher sound control in meeting spaces, medical facilities, or religious institutions, this series takes sound attenuation to our highest level. High quality, with an FSTC of 41, the 4166-4188 series doors feature a perimeter seal, acoustic lining, and heavy-duty hardware. Available in two panel widths: 4166 is the dual 6” panel, and the 4188 incorporates the same pantograph geometry for ease of use with a larger 8” panel. Five contemporary vinyl laminate finishes are available.

This item is per quote - if you are drop shipping to your customer provide an email address and whether it is residential or commercial

Measure your width: from the finished wall to wall
Measure your height:
from the spot where the track attaches to the finished floor or to the top of the carpet

Product Specifications 

  • Panels: 6” or 8" wide by 1⁄2" thick medium density fiberboard with routed edge for vinyl hinging.
  • Hinge assembly: 16 gauge steel, pantograph action for dualwall  door assembly.
  • Panel Connectors:  Flexible vinyl, color-coordinated to panel selection, inserted and attached into routed edges.
  • Track:  2” x 1-1/4” aluminum, pre-punched for screw fasteners for surface mounting.
  • Sound Seal: Dual-wall door with internal acoustic material, flexible vinyl sweep strips mounted on top and bottom of the door. Wood molding mounted on both sides of track forming a wide sweep surface.
  • Acoustical liner: Applied to inside faces of both walls.
  • Wheels: Nylon-tired steel ball bearing wheels; 4 wheeled carriers on each volute and at lead post.
  • Lead Post: Extruded aluminum, 3-7/16” x 4-7/8” cross-section, with jamb molding. Color-coordinated to panel connectors.
  • Jamb Molding: 2-1/8” wide by 15/16” deep aluminum.
  • Handle: Metal
  • Latch: Deadlatch with thumbturn two-sides/one side and a range of keylock options available.
  • Width: Contact Customer Service for connector options
  • Height: Vinyl-Lam up to 10' 1"
  • Stack Width: 4166 Series 14 1/2".   4188 Series 18 1/2"

    *Field Sound Transmission Class: The dual-walled 4166-4188 Acoustic Partitions have field sound transmission class rating (FSTC) of 41. Field tests were performed by Acoustic Engineer of Eugene Oregon following the procedures specified in ASTM designation E 336-90

    Download Color Swatch

FINISH NOTE: Some variations may occur between the screen or print color and actual color of the product. If color, grain or tone match is critical please request a custom finish quote.

Unfinished and Custom Painted and Stained doors are available by quotation. 




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