Woodfold products are available through a national network of building material and specialty distributors.
6" dual-wall doors for enhanced sound transmission control.
Utilizing dual 6"panels, the Series 4166 is perimeter-sealed and acoustic-lined for enhanced sound
isolation. Matching dual-wall construction with the proven durability of a steel hardware hinge system
and rigid body panels, the Series 4166 also provides the selection of a range of attractive and
contemporary vinyl laminate finishes on each door face.
Field Sound Transmission Class: The dual-walled Series 4166 Acoustical Partition has a field sound
transmission class (FSTC) rating of 41. Field tests were performed by Acoustical Engineer Inc. of Eugene,
Oregon following the procedures specified in ASTM Test Designation: E336-96.
Accordion Door Family: Series 4166 Acoustic
Accordion Door Family: Series 4188 Acoustic