Trim Ring for PMK-4L or BB-4L
An optional trim ring accessory for the PMK-4L pre-construction wall mounting kit or BB-4L back box.

This product has been discontinued. Please contact Crestron True Blue Support for a replacement solution or more information.

The TMK-4L trim ring is an optional accessory for use with the PMK-4L pre-construction wall mounting kit or BB-4L back box to provide a smooth edge around the opening and compensate for minor drywall cutout imperfections.





Spec Sheet

Spec Sheet (PDF)


Manual (PDF - 728 K) 
Doc. No. 6390A 
Rev. Date: 11/1/2007


CAD Drawings and Revit® Files: 


Zoomable Drawing

Zoomable Drawing

Cad Files

Cad Files (ZIP - 17 K)
Rev. Date: 11/14/2005


Available Models: 


Model Description


Trim Ring for BB-4L and PMK-4L