
0401.2 FLUSH MOUNTED SQUARE BACK BOX
GENERAL DESCRIPTION:
The Quam ES-8 –or- ES8-6 is a 22 gauge square steel 
loudspeaker back box with acoustic foam liner. 
Finish: White baked epoxy hybrid.
INTENDED USE:
In-wall installation, used in an outdoor and indoor 
environment and used with recommended additional 
Quam components to complete a loudspeaker assembly.
SYSTEM COMPONENTS:
N/A
RECOMMENDED ADDITIONAL QUAM 
COMPONENTS:
0104.4- Speaker, Transformer 
0302-  Baffle, Square -or0603- Vandal Resistant Components- BS8VP
MECHANICAL SPECIFICATIONS:
Depth 
ES-8 3-3/4” 
ES8-6 6” 
Internal Displacement: 
ES-8 430 Cu. In. 
ES8-6 690 Cu. In. 
Baffle Attachment 
Points 4x #8 Tinnerman clips 
Electrical Access 4x 1/2” / 3/4” conduit knock-outs 
on sides
Recommended construction sequences, installation instructions and A&E 
Specifications are available in various formats on the Quam Architects’ 
and Engineers’ Resources CD or on the web at www.quamspeakers.com
ES-8 
Back Box / Mounting Device
ES8-6
Back Box / Mounting Device
Quam-Nichols Company
234 East Marquette Road, Chicago, IL 60637 
Phone (800) NEED NOW Fax (888) NEED NOW
(800) 633-3669 (888) 633-3669
E-Mail: neednow@qnc.com www.quamspeakers.com
©2006 Quam-Nichols Company  Quam-Nichols reserves the right to make changes and/or improvements to its products at any time and without notice. Printed in USA. TES8ES8-6-08NO10
ES-8 SHOWN
ES-8 SHOWN
BACK BOXES/MOUNTING DEVICES
04