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SONEX Pyramid Acoustic Panels
[PI-OPYR]

Whisperwave Baffles provide exceptional acoustical control and design flexibility. Lightweight and easy to install, Whisperwave baffles are ideal for use in classrooms, cafeterias, multipurpose rooms, indoor swimming pools, offices, libraries, religious facilities, and other large open areas.

FEATURES:

Curved accent acoustic baffles
Exceptional acoustical control across all frequencies
Lightweight and easy to install
Made from Class 1 fire-rated willtec® foam

DIMENSIONS:

Standard 24" x 48"

QUANTITY:

4 Baffles Per Box

THICKNESSES:

2 Inches

COLORS:

Natural White or Light Grey; can be HPC Coated in Black, Grey, White, Beige, or Charcoal

INSTALLATION:

Corkscrew hangers are installed in the field for either wall-to-wall cable installaiton, or ceiling-mounted cable installation.

SOUND ABSORPTION:

45.3 sabins 48" x 96" x 2.5 " cloud per ASTM C423-07)

APPLICATIONS:

Classrooms and libraries, cafeterias, entertainment facilities, multipurpose rooms, indoor swimming pools, offices, religious facilities and other large open areas

SPECIFICATIONS:

PHYSICAL DATA— willtec®

fMaterial
	0.5 to 0.7 lbs./cubic ft. (ASTM D3574-77)
	302 degrees F
ire Resistance	Class 1 per ASTM E 84 (all finishes) Meets UL 1715 (willtec natural)
lame Spread per ASTM E 84	Natural: 5 HPC Coated: 15
	Natural: 50 HPC Coated: 150
	Passes UL 181, section 11
ungus Resistance	Rating 0 per ASTM G21
inishes	Natural White, Gray, or HPC Coated

ont size="2" face="Arial, Helvetica, sans-serif">SOUND ABSORPTION

inish		Coefficients per ASTM C423-90a
		125Hz	250Hz	500Hz	1kHz	2kHz	4kHz	NRC	Mounting Type
	2"	0.11	0.33	0.85	1.05	1.09	1.06	0.85	B
	2"	0.13	0.41	1.02	1.18	1.18	1.13	0.95	B