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THE CITY OF SUNNY ISLES BEACH <br />PROJECT NO. 21-1011 <br />BUILDING DEPARTMENT RELOCATION TO ANNEX <br /> <br />Project No. 21-1011 November 2024 095113-7 <br />PART 2 – PRODUCTS <br />2.1 MANUFACTURERS <br />A. Ceiling Panels: <br />1. Armstrong World Industries, Inc. <br />B. Suspension Systems: <br />1. Armstrong World Industries, Inc. <br />2.2 ACOUSTICAL CEILING UNITS <br />A. Acoustical Panel Ceilings <br />1. Surface Texture: Smooth Texture <br />2. Composition: Fiberglass <br />3. Color: White <br />4. Size: <br />i. 12” x 48 <br />5. Edge Profile: Square Lay-in <br />6. Noise Reduction Coefficient (NRC) ASTM C 423 Classified w/ UL label on product <br />carton: 0.95. <br />7. Ceiling Attenuation Class (CAC): ASTM C 1414; Classified with UL label on product <br />carton: N/A, 26 <br />8. Articulation Class (AC): ASTM E 1111; Classified with UL label on product carton: N/A, <br />180, 190 <br />9. Flame Spread: ASTM E 1264; Class A <br />10. Light Reflectance (LR) White Panel: ASTM E 1477; 0.88 <br />11. Dimensional Stability: HumiGuard Plus <br />12. Recycle Content: Up to 71% total recycled content. (Total recycled content: pre- <br />consumer, post-consumer and post-industrial) <br />13. Life Cycle Assessment: Third Party Certified Environmental Product Declaration (EPD) <br />14. Basis of Design: OPTIMA Lay-in as manufactured by Armstrong World Industries, Inc. <br />15. Substitutions: Refer to Alternates in Part 1. <br /> <br />2.3 METAL SUSPENSION SYSTEMS <br />A. Components: Main beams and cross tees, base metal and end detail, fabricated from commercial <br />quality hot dipped galvanized steel complying with ASTM A 653. Main beams and cross tees are <br />double-web steel construction exposed flange design. Exposed surfaces chemically cleansed,