1 PD - PERFORATED DIFFUSER
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Perforated Diffuser PD GMCAIR HVAC SYSTEM&EQUIPMENT LLC www.gmcairgrille.com - sales@gmcairgrille.com

DESCRIPTION: The perforated face diffuser features an extruded aluminum border and mounting frame that match seamlessly for a flush mount that blends with most ceiling tiles. This diffuser makes use of a hinged, removable perforated faceplate with quick-release spring latches for easy access to pattern controllers, dampers, and duct work. Manufactured from heavy gauge steel to prevent damage and hand inspected to guarantee product quality that exceeds expectations. Rigid design and scratch resistant powder coat finish ensure a lifetime of maintenance free operation. CONSTRUCTION: Steel...

STANDARD SIZES: TECHNICAL DRAWINGS PRD-1 PERFORATED RETURN DIFFUSER REMOVABLE FACE, STEEL BACK, T-BAR STEEL 1. STEEL CONSTRUCTION 2. 24” x 24” T-BAR LAY-IN 3. PERFORATED FACE PANEL 4. STEEL BACK PANEL 5. CONCEALED HINGES AND LATCHES 6. INCLUDES INTEGRAL COLLAR (6” – 14”) TO ACCEPT MODEL BDS OR RSD DAMPERS 7. FOR DAMPER OPTION – ADD ‘D’ TO PART STRING 8. WHITE FINISH - OPTIONAL BLACK FINISH ON BACK PANEL GMCAIR HVAC SYSTEM&EQUIPMENT LLC www.gmcairgrille.com - sales@gmc

PRD-2 PERFORATED RETURN, REMOVABLE FACE, STEEL BACK, T-BAR STEEL 1. STEEL CONSTRUCTION 2. 24” x 24” T-BAR LAY-IN 3. PERFORATED FACE PANEL 4. STEEL BACK PANEL 5. CONCEALED HINGES AND LATCHES 6. INCLUDES INTEGRAL COLLAR (6” – 14”) TO ACCEPT MODEL BDS OR RSD DAMPERS 7. WHITE FINISH - OPTIONAL BLACK FINISH ON BACK PANEL PRD-3 PERFORATED RETURN DIFFUSER, REMOVABLE FACE, SQUARE NECK, STEEL BACK, T-BAR STEEL 1. STEEL CONSTRUCTION 2. 24” x 24” T-BAR LAY-IN 3. PERFORATED FACE PANEL 4. STEEL BACK PANEL 5. CONCEALED HINGES AND LATCHES 6. INCLUDES INTEGRAL SQUARE COLLAR (6”x6” – 22”x22”) 7. OPTIONAL OB...

PSD-1 PERFORATED SUPPLY DIFFUSER W/PATTERN DEFLECTORS, REMOVABLE FACE, STEEL BACK, T-BAR STEEL 1.STEEL CONSTRUCTION – BACK PANEL 2.STEEL PERFORATED FACE PANEL 3.24” x 24” T-BAR LAY-IN 4.CONCEALED HINGES AND LATCHES 5.INCLUDES ADJUSTABLE PATTERN DEFLECTORS ON BACK OF FACE PANEL 6.INCLUDES INTEGRAL COLLAR (6” – 14”) TO ACCEPT MODEL BDS OR RSD DAMPERS 7.WHITE FINISH - OPTIONAL BLACK FINISH ON BACK PANEL 8.OPTIONAL DAMPER (BDS) SHIPPED SEPARATELY – ADD ‘D’ TO PART STRING 9.ALSO AVAILABE IN A 12X12 UNIT – 6” OR 8” NECK AVAILABLE PSD-2 CURVED BLADE PERFORATED SUPPLY, REMOVABLE FACE, STEEL BACK,...

PERFORMANCE DATA: Model PRD-1 Inl et Notes Al l Units have been tested in accordance with ANSI / ASHRAE 70-2006. Data in table is derived from such testing Ps - Static pressure requi red to obtain listed cfm, units of inches water gauge (in. wg.) NC- Calculated noise criteria using 10 dB per octave room attenuation (dimensionless). Throw - Non-isothermal throw, in feet, for a terminal velocity of 50 fpm Inlet Velocity = fpm (Feet Per Minute) Notes Al l Units have been tested in accordance wi th ANSI / ASHRAE 70-2006. Data in table is derived from such testing Ps - Static pressure requi red...

Neck Size Notes All Units have been tested in accordance with ANSI / ASHR AE 70-2006. D ata in table is derived from such testing Ps - Static pressure required to obtain listed cfm, units of inches water gauge (in. wg.) NC- Calculated noise criteria using 10 dB per octave room attenuation (dimensionless). Throw - Non-isothermal throw, in feet, for a terminal velocity of 50 fpm Inlet Velocity = fpm (Feet Per Minute) GMCAIR HVAC SYSTEM&EQUIPMENT LLC www.gmcairgrille.com - sales@gmcairgrille.com

Notes Al l Units have been tested in accordance wi th ANSI / ASHRAE 70-2006. Data in table is derived from such testing Ps - Static pressure requi red to obtain listed cfm, uni ts of inches water gauge (in. wg.) NC- Calculated noise criteria using 10 dB per octave room attenuation (dimensionless). Throw - Non-isothermal throw, in feet, for a terminal veloci ty of 50 fpm Inlet Velocity = fpm (Feet Per Minute) GMCAIR HVAC SYSTEM&EQUIPMENT LLC www.gmcairgrille.com - sales@gmcairgrille.com

EXTENDED FACE An extended face option is available to accommodate tegular style ceilings by extending the diffuser face 3/8 in. below the t-bar plane so that the diffuser face is flush with tegular ceiling panels. GMCAIR HVAC SYSTEM&EQUIPMENT LLC www.gmcairgrille.com - sales@gmcairgrille.com

ORDER CODE Frame size Outsize GMCAIR HVAC SYSTEM&EQUIPMENT LLC www.gmcairgrille.com - sales@gmc