Armstrong World Industries, Inc. -CIRRUS: 581 - Acoustical Ceiling Tile

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Medium-textured ceiling panel offers TOTAL ACOUSTICS performance, excellent sound absorption, and blocking in one product.


Category: acoustical ceilings | commercial ceilings | drop-in ceiling panels...

MasterFormat: Ceilings | Acoustical Panel Ceilings | Acoustical Tile Ceilings...



Armstrong World Industries, Inc.
P.O. Box 3001
Lancaster, PA 17604
Tel: (717) 397-0611

techline@armstrongceilings.com

https://www.armstrongceilings.com

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Overview


CIRRUS: 581 - Acoustical Ceiling Tile

Medium-textured ceiling panel offers TOTAL ACOUSTICS performance, excellent sound absorption, and blocking in one product.

Performance
  • Get total noise control and design flexibility with TOTAL ACOUSTICS ceiling panels: NRC + CAC = TOTAL ACOUSTICS performance
  • Refined visual
  • Five new colors to complement interiors
  • Excellent combination of acoustical performance NRC (up to 0.75) and CAC (35)
  • High NRC items feature Articulation Class (170), helpful to control sound over wall partitions
  • Ceiling-2-Ceiling Post-consumer Recycled Content options: Items 574HRC and 533HRC. 71% Pre-consumer; 15% Post-consumer
  • USDA Certified Biobased Product - 94%


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Specifications

EdgeDimensionsAcoustics
Angled Tegular 15/16 in24 in x 48 in x 7/8 in0.70 NRC
40 CAC
Performance
Acoustics
Sound Absorption (NRC) 0.70
Sound Blocking (CAC) 40
Fire
Fire Performance Class A (UL)
Light Reflectance 85%
Sag/Humidity Resistance Standard
Insulation Value R Factor-BTU: 1.90 BTU
R Factor-Watts: 0.33 m2 K/W
BioBlock Yes
Special Applications Library
Music / Language Room
Physical Data
Material Mineral Fiber
Texture Medium
Surface Finish Factory applied latex paint
Shape Rectangle
Weight 1.21 PF2
Sq Ft (Sq Ft / Carton) 48
Pieces / Carton 6
ASTM Classification Type: III, Form: 1, Pattern: E I
Installation Method Grid (Suspended)