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DocuSign Envelope ID: 9826C043- 4C32- 49CD- A4CC- DC28ABAB7CE7 <br />SECTION 239400 - DIFFUSERS, REGISTERS, AND GRILLES <br />10. Accessories: <br />a. See Grille / Diffuser Schedule. <br />C. Fixed Face Register: <br />1. <br />Material: Steel or Aluminum. <br />2. <br />Finish: Baked enamel, white. <br />3. <br />Face Blade Arrangement: See Grille / Diffuser Schedule. <br />4. <br />Core Construction: Integral. <br />5. <br />Rear -Blade Arrangement: See Grille / Diffuser Schedule <br />6. <br />Frame: See Grille / Diffuser Schedule. <br />7. <br />Mounting Frame: See Grille / Diffuser Schedule. <br />8. <br />Mounting: See Grille / Diffuser Schedule. <br />9. <br />Damper Type: Adjustable opposed blade. <br />10. <br />Accessories: <br />a. See Grille / Diffuser Schedule. <br />D. Fixed Face Grille: <br />1. <br />Material: Steel or Aluminum. <br />2. <br />Finish: Baked enamel, white. <br />3. <br />Face Blade Arrangement: See Grille / Diffuser Schedule. <br />4. <br />Core Construction: Integral. <br />5. <br />Rear -Blade Arrangement: See Grille / Diffuser Schedule <br />6. <br />Frame: See Grille / Diffuser Schedule. <br />7. <br />Mounting Frame: See Grille / Diffuser Schedule. <br />8. <br />Mounting: See Grille / Diffuser Schedule. <br />9. <br />Damper Type: Adjustable opposed blade. <br />10. <br />Accessories: <br />a. See Grille / Diffuser Schedule. <br />E. Linear Bar Grille: <br />1. <br />Material: Steel or Aluminum. <br />2. <br />Finish: Baked enamel, white. <br />3. <br />Face Blade Arrangement: See Grille / Diffuser Schedule. <br />4. <br />Core Construction: Integral. <br />5. <br />Rear -Blade Arrangement: See Grille / Diffuser Schedule <br />6. <br />Frame: See Grille / Diffuser Schedule. <br />7. <br />Mounting Frame: See Grille / Diffuser Schedule. <br />8. <br />Mounting: See Grille / Diffuser Schedule. <br />9. <br />Damper Type: Adjustable opposed blade. <br />10. <br />Accessories: <br />a. See Grille / Diffuser Schedule. <br />2.5 SOURCE QUALITY CONTROL <br />A. Verification of Performance: Rate diffusers, registers, and grilles according to ASHRAE 70, "Method <br />of Testing for Rating the Performance of Air Outlets and Inlets." <br />PART 3 - EXECUTION <br />3.1 INSTALLATION <br />A. Install diffusers, registers, and grilles level and plumb. <br />B. Ceiling- Mounted Outlets and Inlets: Drawings indicate general arrangement of ducts, fittings, and <br />accessories. Air outlet and inlet locations have been indicated to achieve design requirements for air <br />volume, noise criteria, airflow pattern, throw, and pressure drop. Make final locations where <br />indicated, as much as practical. For units installed in lay -in ceiling panels, locate units in the center <br />of panel. Where architectural features or other items conflict with installation, notify Designer for a <br />determination of final location. <br />Reece, Noland & McElrath, Inc. 239400-3 Orange County Board of Elections <br />Orange Co., NC 05/04/18 <br />