UCCS MSVC
SECTION 095113 - ACOUSTICAL PANEL CEILINGS
PART 1 - GENERAL
1.1
SECTION REQUIREMENTS
A.
Submittals: Product Data and material Samples.
B.
Surface-Burning Characteristics of Panels:
ASTM E 84.
C.
Fire-Resistance-Rated Assemblies: Provide materials and construction identical to those tested
in assemblies per ASTM E 119 by an independent testing and inspecting agency acceptable to
authorities having jurisdiction.
D.
Extra Materials: Furnish extra materials described below that are packaged with protective
coating for storage and identified with labels describing contents.
1.
Acoustical Ceiling Panels: Full sized equal to 2% of quantity installed.
2.
Suspension System Components: Quantity of each exposed component equal to 2% of
quantity installed.
ASTM E 1264, Class A materials, tested per
PART 2 - PRODUCTS
2.1
ACOUSTICAL PANELS
A.
Products:
1.
B.
Armstrong World Industries, Inc; Ultima #1914 or comparable product by Celotex Corp.,
Architectural Ceilings Marketing Dept. or USG Interiors, Inc.
Classification: As follows, per ASTM E 1264:
1.
2.
3.
4.
5.
6.
7.
Type and Form: Type IV, Form 2
Pattern: fine texture (to match existing 2x4)
Color: White.
Light Reflectance (LR) Coefficient: Not less than 0.90
Noise Reduction Coefficient (NRC): Not less than 0.80
Ceiling Attenuation Class (CAC): Not less than 35
Antimicrobial Treatment: Coating based.
C.
Edge Detail: Reveal sized to fit exposed flange of suspension system.
D.
Thickness: 3/4 inch.
E.
Modular Size: 24 by 24 inches.
TREMMEL DESIGN GROUP
ACOUSTICAL PANEL CEILINGS
095113 - 1
UCCS MSVC
2.2
CEILING SUSPENSION SYSTEM
A.
Products:
1.
Armstrong World Industries, Inc. Prelude ML 15/16” exposed tee, white, or comparable
product by Celotex Corp. or Chicago Metallic Corp. or USG Interiors, Inc.:
a.
Color:
b.
Wide-face, direct-hung system; ASTM C 635, intermediate-duty structural
classification.
Wide-faced, capped, double-web, steel suspension system: Main and cross runners
roll formed from cold-rolled steel sheet, pre-painted, electrolytically zinc coated,
or hot-dip galvanized according to ASTM A 653/A 653M, not less that G30 coating designation, with pre-finished 15/16” wide metal caps on flange.
Structural Classification: Typical : Intermediate-duty system
End Condition of Cross Runners: Override (stepped) or butt edge type.
Face Design: Flat, flush.
Cap Material: Steel or aluminum cold-rolled sheet.
Cap Finish: Painted white.
c.
d.
e.
f.
g.
h.
White.
B.
Attachment Devices: Sized for 5 times the design load indicated in ASTM C 635, Table 1,
Direct Hung, unless otherwise indicated.
C.
Wire Hangers, Braces, and Ties: Zinc-coated carbon-steel wire; ASTM A 641/A 641M, Class 1
zinc coating, soft temper.
1.
D.
Size: Provide yield strength at least 3 times the hanger design load (ASTM C 635,
Table 1, Direct Hung), but not less than 0.106-inch- diameter wire.
Hold-Down Clips: Manufacturer's standard product; spaced 24 inches o.c. on all cross tees.
PART 3 - EXECUTION
3.1
INSTALLATION
A.
Ceiling Suspension System Installation: Comply with ASTM C 636 and CISCA's "Ceiling
Systems Handbook."
B.
Install acoustical panels with undamaged edges and fit accurately into suspension system
runners and edge moldings. Scribe and cut panels at borders and penetrations to provide a neat,
precise fit.
C.
Arrange directionally patterned acoustical panels as indicated on Drawings.
END OF SECTION 095113
TREMMEL DESIGN GROUP
ACOUSTICAL PANEL CEILINGS
095113 - 2