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Address: Room 1502, Building 2, No. 39, Shangyi Road, Minhang District, Shanghai
Phone:021-64130068
Mobile:18221910198(same as WeChat)
Fax:021-64135086
Email:asli@shinelong.com
RM waterproof louver return air grille
- Commodity name： RM waterproof louver return air grille
- Product Description
- Technical parameters
-
Made of aluminum profiles, with surface oxidation treatment. Anodizing, electrostatic spraying, and baking paint are also available to meet decorative requirements.
Suitable for return air applications in general offices and hotels. The blades are fixed and designed with waterproof functionality.
The effective ventilation area of the waterproof louver return air grille is approximately 38%.
Available accessories: R2 nylon filter, R3 aluminum alloy filter, R9 stainless steel, insect screen.
Face dimensions = Neck dimensions + 54 -
RM Waterproof Louver Return Air Performance Table
Area m² 2
Neck Size mm
Air Velocity m/s
2
3
4
5
6
Dynamic Pressure pa
0.25
0.55
1
1.55
2.2
Static Pressure Loss
2.6
5.7
8.2
9.6
13.5
0.025
250x100
200x125
Air Volume CMH
180
270
360
450
540
NC
18
26
33
38
44
0.03
300x100
200x150
Air Volume CMH
216
324
432
540
648
NC
20
29
36
41
47
0.04
400x100
250x150
Air Volume CMH
288
432
576
720
864
NC
22
31
38
43
49
0.045
350x125
300x150
Air Volume CMH
324
486
648
810
972
NC
23
32
39
44
50
0.05
350x150
250x200
Air Volume CMH
360
540
720
900
1080
NC
24
33
40
45
51
The NC value is based on an indoor absorption attenuation of 10dB and 10-12 watts
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Company Address:
Room 1502, Building 2, No. 39, Shangyi Road, Minhang District, Shanghai
