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Perforation Data
Please contact factory specialist for more information or 
Selecting Perforations

The list of perforation options are standard and should be used as a guide for choosing performance criteria and aesthetic requirements.

Noise reduction requirements may be specified for your project. This can be achieved by adding acoustical absorbing material.  

A variety of the perforation pattern have been tested per ASTM 423-99A. Reports may be available upon request for professionals. The average NRC is .75 for perf. patterns 5% or greater, using non-woven backing.

Selecting Acoustical Absorbing Material 

Standard Option 
• Non-woven acoustical fabric laminated to  back side of panel 
• Average NRC .75
• Class A Rating- ASTM E84
• Colors: Black, Grey, Brown, Light Brown

Requires a minimum of 6”-7” deep plenum space to achieve results. Not recommended as sole acoustical backing for wall panels.

Other Acoustical Options
• 1” x 1.5# Fiberglass Insulation .80 NRC
• 1.5” x 1.5# Fiberglass Insulation .85 NRC
• 2” x 3# Fiberglass Insulation .95 NRC

​•Some perforation patterns may result in deflection beyond manufactures recommendation. Consult with factory on best pattern suited for panel size and finish criteria 
Innovative Architectural Solutions
MANUFACTURER OF ACOUSTICAL METAL CEILINGS AND MORE
                                     1110 E. Locust St. Ontario, CA 91761
                                                                       P-909-947-3287
                                                                       M-626-393-1209