DONN Brand Air Diffuser

Transcription

1 Technical Data DONN Brand Air Diffuser Features The DONN Brand air diffuser provides air delivery and return for the ceiling system. Air is supplied through the lay-in diffuser which is placed on the 2 x 2 narrow grid module. The rests on the diffuser which completes the installation. The diffuser can be used for return air as well as supply. However, air is more commonly returned through slots in light fixtures, a method which also helps cool lamps to more efficient operating temperatures. Components Diffuser The DONN Brand air diffuser interfaces with the ceiling surface to maintain visual appeal and provide a clean, discreet slot for air flow. Designed to be flush with FINELINE grid and to provide a slight reveal edge for a bolder look with CENTRICITEE and MERIDIAN grids. Four-way throw capability provides optimum directional control. Available in one-, two-, three-, or four-slot versions for maximum flexibility in air delivery requirements. Plenum The DONN Brand air diffuser is internally insulated and made of galvanized steel. The nests into the diffuser frame and is available with standard collar sizes to suit air delevery requirements Details AC272/rev , USG Interiors, Inc. Printed in U.S.A.

2 Technical Data DONN Brand Air Diffuser One-Slot Diffuser 8" collar standard (6" collar optional) insulation 7" 3" field-cut foil-backed USG ceiling panel one-slot Two-Slot Diffuser 8" collar standard (6" collar optional) insulation 7" 3" field-cut foil-backed USG ceiling panel two-slot 2

3 Sales Representative Samples, Literature Customer Service Technical Service 800 USG.4YOU Facts-On-Demand Literature Number AC272 Three-Slot Diffuser 10" collar standard (6" or 8" collar optional) insulation 7" 3" field-cut foil-backed USG ceiling panel three-slot Four-Slot Diffuser 12" collar standard (10" collar optional) insulation 7" 3" field-cut foil-backed USG ceiling panel four-slot 3

4 Technical Data DONN Brand Air Diffuser DONN Brand 0ne-Slot Air Diffuser Air Throw 100 CFM 3' 5' 7' 9' 1 13' 15' 17' 19' 3' 5' 7' 9' 1 13' 15' 17' 19' CFM 3' 5' 7' 9' 1 13' 15' 17' 19' CFM Note: Terminal velocity 50 FPM. Static Pressure CFM CAPACITY INLET STATIC PRESSURE INCHES WATER Noise Cretria CFM PER UNIT Balancing Air Diffusers A k =.238 Velometer Measurement Points NC CURVE (LW-10dB) Probe Location (2 Velometer Probe) Note: When balancing the units, use the average of the readings at each probe location. Return Air Data One-Slot Diffuser Open Area Sq. Ft..31 CFM FPM Collar Size if Ducted 8 4

5 Sales Representative Samples, Literature Customer Service Technical Service 800 USG.4YOU Facts-On-Demand Literature Number AC272 DONN Brand Two-Slot Air Diffuser Air Throw CFM 3' 5' 7' 9' 1 13' 15' 17' 19' 3' 5' 7' 9' 1 13' 15' 17' 19' CFM 3' 5' 7' 9' 1 13' 15' 17' 19' CFM Note: Terminal velocity 50 FPM. Static Pressure CFM CAPACITY INLET STATIC PRESSURE INCHES WATER Noise Cretria 700 CFM PER UNIT Balancing Air Diffusers A k =.413 Velometer Measurement Points NC CURVE (LW-10dB) Probe Location (2 Velometer Probe) Note: When balancing the units, use the average of the readings at each probe location. Return Air Data Two-Slot Diffuser Open Area Sq. Ft..59 CFM FPM 290 Collar Size if Ducted 10 5

6 Technical Data DONN Brand Air Diffuser DONN Brand Three-Slot Air Diffuser Air Throw CFM 3' 5' 7' 9' 1 13' 15' 17' 19' 3' 5' 7' 9' 1 13' 15' 17' 19' CFM 3' 5' 7' 9' 1 13' 15' 17' 19' CFM Note: Terminal velocity 50 FPM. Static Pressure CFM CAPACITY INLET STATIC PRESSURE INCHES WATER Noise Cretria 700 CFM PER UNIT Balancing Air Diffusers A k =.344 Velometer Measurement Points NC CURVE (LW-10dB) Probe Location (2 Velometer Probe) Note: When balancing the units, use the average of the readings at each probe location. Return Air Data Three-Slot Diffuser Open Area Sq. Ft..84 CFM FPM 420 Collar Size if Ducted 12 6

7 Sales Representative Samples, Literature Customer Service Technical Service 800 USG.4YOU Facts-On-Demand Literature Number AC272 DONN Brand Four-Slot Air Diffuser Air Throw CFM 3' 5' 7' 9' 1 13' 15' 17' 19' 3' 5' 7' 9' 1 13' 15' 17' 19' CFM 3' 5' 7' 9' 1 13' 15' 17' 19' CFM Note: Terminal velocity 50 FPM. Static Pressure CFM CAPACITY INLET STATIC PRESSURE INCHES WATER Noise Cretria CFM PER UNIT Balancing Air Diffusers A k =.317 Velometer Measurement Points NC CURVE (LW-10dB) Probe Location (2 Velometer Probe) Note: When balancing the units, use the average of the readings at each probe location. Return Air Data Four-Slot Diffuser Open Area Sq. Ft CFM FPM 530 Collar Size if Ducted 14 7

8 Grid Interface FINELINE Grid FINELINE grid ceiling panel (must be foil-backed) CENTRICITEE Grid CENTRICITEE grid ceiling panel (must be foil-backed) MERIDIAN Grid MERIDIAN grid ceiling panel (must be foil-backed) USG Corporation Manufactured by USG Interiors, Inc. 125 South Franklin Street P.O. Box 4470 Chicago, IL The following are trademarks of USG Interiors, Inc., or a related company: DONN, CENTRICTEE, FINELINE, and MERIDIAN. AC272/rev , USG Interiors, Inc. Printed in U.S.A.