Division 9 Ebook Page 56 Eurospan® EOS Ceiling System Specification

Eurospan EOS Acoustical Ceiling System PART 2 - PRODUCTS 2.1 MANUFACTURER A. Fabric Wrapped Ceiling Panels: Eurospan EOS Acoustical Ceiling System as manufactured by Eurospan Stretch Systems, www.eurospanstretchsystems.com with the following characteristics: 1. Fabric: Eurospan EOS Ceiling Textile, [standard white] [custom] color. a. Fabric Type: Fiber content and locking weave not affected by heat or humidity, capable of elongating 25 percent, spot cleanable and dry cleanable. Coated with light polyurethane coating cleanable with water or solvent-based cleaners. b. Fabric Size: No seams up to 16 feet; seams allowed over 16 feet. c. Fire Performance: NFPA Class A or UBC Class I, ASTM E84 flame spread index 5 or less and smoke developed 15 or less. d. Light Reflectance: Minimum light reflectance of 0.85. e. Penetrations: Self supporting at penetrations, cut in fabric without additional reinforcement rings or support. 2. Acoustical Core: [Standard 1 inch thick medium density glass fiber core.] [Non-standard [1/2] [3/4] [1] [1-1/2] [2] [3] [4] inch [medium] [high] density glass fiber core.] a. Acoustic Performance: ASTM C 423, Type E 400 mounting with minimum NRC of 0.80 at 1 inch thickness, Type A mounting with NRC of 0.85 at 1 inch thickness and 0.95 at 2 inch thickness. 3. Mounting Devices: Nominal 1/2 inch or 1 inch rigid polymer high-strength extrusions or aluminum extrusions produced in perimeter and mid-seam profiles. Pneumatic staples or screw fasteners suitable for mounting substrate. a. Fire Performance: NFPA Class A or UBC Class I, ASTM E84 flame spread index 25 or less and smoke developed 50 or less. b. Perimeter Track: Square, with exposed edges selective covered with matching fabric or painted to match the fabric. c. Mid Joint Track: [Square] [Reveal] [Flexible] track as required to achieve design indicated on the Drawings. Capable of installing panels continuously without joints. d. Furring: If core material is thicker than track profile, provide fire retardant treated wood grounds or furrings prior to mounting the track. If edges of grounds are exposed, finish with fabric or painted as selected. PART 3 - EXECUTION 3.1 EXAMINATION A. Verification of Conditions: Examine installation location and conditions under which work is to be performed. Verify wet work is complete and dry. Verify suitable blocking is in place. Notify Contractor in writing of any unsatisfactory conditions. Do not proceed until satisfactory conditions are achieved. 3.2 INSTALLATION A. Install products in accordance with manufacturer's written instructions and in proper relationship with adjacent construction including the following: 1. Inspect fabric prior to installation. Do not install damaged, imperfect or soiled fabric. 2. Apply mounting system tracks to surfaces to receive system. Secure with pneumatic staples or screw fasteners 2 to 3 inches on center. 3. Install mounting system tracks level and straight, flush and in proper alignment. 4. Install acoustical core material continuous and flush to the edge of the track in largest sizes practical and secure in place with appropriate staples or screw fasteners. 5. Stretch shop cut fabric and secure into the locking jaws to produce a smooth surface, free of wrinkles or puckers. Adjust fabric to meet the required dimensional layout.

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