Division 9 Ebook Page 108 RespondŽ Diffusers: Barrel and Pyramidal

Product Data Sheet RESPOND DIFFUSERS: BARREL AND PYRAMIDAL PART 1 GENERAL 1.1 Work in this section shall be subject to drawings, general conditions, schedules, addenda and other contract documents. 1.2 The extent of the acoustic diffusers is shown on the drawings and in the schedules. 1.3 Submit samples of each type of acoustical panel as shown on the drawings and in schedules and include appropriate technical information including test data and maintenance instructions. Where specified, submit fabric selector cards from manufacturer's standard finishes, or designer specified finishes. 1.4 Building shall be properly enclosed and under standard occupancy conditions prior to installation. 1.5 Substitutions or changes will only be permitted by prior approval by the architect. PART 2 MATERIALS 2.1 Pyramidal Diffusers shall be constructed of: 0.125" Thermoformed plastic: 2'x2', 2'x4' and 4'x4' Pyramidal. Actual wall mount sizes are 22- 7 /8" and 46- 7 /8". The diffuser is molded in one-piece special offset pyramidal shape. If required, the internal pyramidal portion of the diffuser shall have (1 " thick layer glass fiber batt adhered to it) or (fire resistant gypsum board). Sizes shall be nominal (2'x2'), (2'x4'), (4'x4'), (custom). 2.2 Barrel Diffusers shall be constructed of: 0.125" Thermoformed plastic: 2'x2', 2'x4', 3'x3', 4'x2', 4'x3', 4'x4', 4'x8', 6'x3', 6'x4', 8'x4' and custom. Actual wall mount sizes are undersized 1- 1 /8" (example: 2'x4' is actually 22- 7 /8" and 46- 7 /8". The diffuser is molded in one-piece special barrel shape. If required, the internal concave surface of the diffuser shall have 1 " thick layer glass fiber batt adhered; standard for 4'x6' and larger. 2.3 Panel finish shall be (white, lightly textured), (woven polyester fabric), (manufacturer approved custom fabric). Fabric finish shall be applied directly to the face and edges of the panel and returned to the back of the panel to provide a full finished edge; all corners to be fully tailored. 2.4 Edges shall be (flanged) for laying into grid, or (straight) for wall and some ceiling applications. 2.5 Where ceiling diffusers with internal liner are specified (standard for 4'x6' and larger), the grid shall be rated heavy duty. All grid shall be 15 /16 inch width. 2.6 Diffusers shall be mounted utilizing concealed L-Angle/ Hook and Loop for wall application. 2.7 Diffusers shall have a Noise Reduction Coefficient of ____, and sound absorption coefficients of ___ at 125 Hz, ___ at 250 Hz, ___ at 500 Hz, ___ at 1000 Hz, ___ at 2000 Hz, and ___ at 4000 Hz. (Select values from Technical Bulletin "Application & Performance of Acoustic Wall & Ceiling Diffusers) 2.8 All components utilized in the construction of the Conwed Designscape Wall Technology Diffusers shall meet a Class A rating as tested per ASTM E-84, Surface Burning Characteristics of Building Materials. PART 3 EXECUTION 3.1 Installation of all Diffusers shall not begin until all wet work, such as plastering, concrete, etc. is completely dry. The panels are designed for installation under standard occupancy conditions from 60F to 85F and at not more than 80% R.H. in an enclosed building. 3.2 The contractor shall be responsible for the examination and acceptance of all surfaces and conditions prior to panel installation. 3.3 All Conwed Designscape Wall Technology Diffusers shall be installed in accordance with the manufacturer's specifications and recommendations. 3.4 All necessary hardware and accessories for the complete job installation are to be furnished by the contractor. 3.5 Protection - Protect installed work from damage due to subsequent construction activity on the site. Thank you for choosing Conwed Designscape Wall Technology for your acoustical needs. The information provided above is correct to the best of our knowledge at time of printing. We reserve the right to make changes without prior notification. DISCLAIMER OF LIABILITY Technical information contained herein is furnished without charge or obligation and is given and accepted at recipient's sole risk. Because conditions of use may vary and are beyond our control, Owens Corning makes no representation about, and is not responsible or liable for the accuracy or reliability of data associated with particular uses of any product described herein. Nothing contained in this bulletin shall be considered a recommendation. &'& &25325$7,21 800 Gustafson Road Ladysmith, Wisconsin 54848 T: 1-800-932-2383 F: 1-800-833-4798 www.conweddesignscape.com Pub. No. 100181114-A. Printed in U.S.A. April 2014. 2014 Owens Corning. All Rights Reserved. LEED is a registered trademark of U.S. Green Building Council.

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