RETURN AIR GRILLES

RG Eggcrate Type Return Air Grille

■ Materials
• Grille frame: Extruded aluminium A6063.
• Eggcrate blade: 0.5mm Aluminium sheet.

■ Surface Finish
• Baked white powder coat as standard.

■ Features
• 12mm x 12mm x 12mm aliminum grid core.
• Model RG-A offers the largest free area for air transfer. Normally
installed on ceiling.
• Approximetely 88% free area.

■ Accessories
• G1 Opposed blade damper.
• R6 Insect nettings.
• D2 Square to round adapter.

■ RG Construction Illustrations

■ RG Physical Dimension Unit:mm

Thickness A B D
Model Materials Order Key
Frame Blade Duct Size Wall Size Face Size
RG - A + 150 x 150 x G1
Extruded Aluminium A6063
W+10 W+20 W+30
RG-A 1.0 0.5 W H
H+10 H+20 H+30
0.5 Aluminium Sheet Materials
Model Accessories

All stated specifications are updated at the printing date and subject to change without notice or obligation. The actual product might differ from pictures shown.

RG page 1 of 2
 RETURN AIR GRILLES

RG Eggcrate Type Return Air Grille

■ RG Performance Data
Neck Vel. M/S 2 2.5 3 3.5 4 5 6
Neck
Neck Size mm Vel. Press(mmAq) 0.25 0.4 0.55 0.75 1.0 1.55 2.2
Area m2
Neg. SP(mmAq) 0.7 1.1 1.5 2.1 2.7 4.2 6.1
250 x 100 CMH 180 225 270 315 360 450 540
0.025
200 x 125 NC 28 31 33 34 36 38 39
300 x 100 CMH 216 270 324 378 432 540 648
0.03
200 x 150 NC 28 31 33 34 36 30 39
400 x 100 CMH 288 360 432 504 576 720 864
0.04
250 x 150 NC 28 31 33 34 35 38 39
350 x 125 CMH 324 405 486 567 648 810 972
0.045
300 x 150 NC 28 30 32 34 35 37 39
350 x 150 CMH 260 450 540 630 720 900 1080
0.05
250 x 200 NC 27 30 31 33 34 36 38
600 x 100 CMH 432 540 648 756 864 1080 1296
0.06
400 x 150 NC 27 29 31 33 34 36 38
600 x 125 350 x 200 CMH 540 675 810 945 1080 1350 1620
0.075
500 x 150 300 x 250 NC 26 29 30 32 33 35 37
700 x 125 400 x 200 CMH 648 810 972 1134 1296 1620 1944
0.09
550 x 150 350 x 250 NC 26 28 30 32 33 35 37
750 x 125 450 x 200 CMH 720 900 1080 1260 1440 1800 2160
0.1
660 x 150 400 x 250 NC 26 28 30 32 32 35 36
900 x 125 450 x 250 CMH 864 1080 1296 1512 1728 2160 2592
0.12
750 x 150 350 x 300 NC 25 28 29 31 32 35 36
850 x 150 500 x 250 CMH 922 1152 1382 1612 1843 2304 2765
0.128
600 x 200 400 x 300 NC 25 28 29 30 32 34 36
1200 x 125 450 x 300 CMH 972 1215 1458 1700 1944 2430 2916
0.135
900 x 150 400 x 350 NC 25 27 28 30 31 33 35
900 x 200 600 x 300 CMH 1296 1620 1944 2268 2592 3240 3888
0.18
750 x 250 450 x 400 NC 24 26 28 29 31 33 35
750 x 350 600 x 450 CMH 1944 2430 2915 3402 3888 4860 5832
0.27
660 x 400 550 x 500 NC 23 25 27 28 30 32 34
1200 x 300 750 x 450 CMH 2592 3240 3888 4536 5184 6480 7776
0.36
900 x 400 600 x 600 NC 22 24 26 27 29 31 33
• NC value is based on a room absorption of 10 dB, re 10-12 watts.

All stated specifications are updated at the printing date and subject to change without notice or obligation. The actual product might differ from pictures shown.

RG page 2 of 2