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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
RGK Eggcrate Open Type Return Air Grille
- Commodity name： RGK Eggcrate Open Type Return Air Grille
- Product Description
- Technical parameters
-
Made of aluminum alloy profiles, the surface is anodized, and can also be anodized, electrostatically sprayed, or baked according to decorative requirements.
The RGk egg-grid openable return air grille is based on the RG egg-grid return air grille, with an added inner frame, making the entire grille a damper type, which is beneficial for installation and filter screen matching.
Gently push the latch on the damper with your hand to open the damper and remove the filter screen for cleaning; when closing, simply push the damper up, and the spring latches on both sides will automatically lock, making the exterior smooth and even.
Suitable for use as return air in air conditioning engineering systems.
Large return air effective area, excellent return air effect.
Available accessories: R2 nylon filter screen, R3 aluminum alloy filter screen.
There are two sizes for the outer frame width E: 23mm, 32mm.
When E=23, face size = neck size + 37
When E=32, face size = neck size + 54 -
RGK Egg-shaped return air grille performance table
Area m² 2
Neck size mm
Air speed m/s
2
3
4
5
6
Dynamic pressure Pa
2.5
5.5
10.0
15.5
22
Static pressure loss Pa
7
15
27
42.0
61
0.025
250x100 200x125
Air volume (CMH)
180
270
360
450
540
NC
28
33
36
38
39
0.03
300x100 200x150
Air volume (CMH)
216
324
432
540
648
NC
28
33
36
38
39
0.04
400x100 250x150
Air volume (CMH)
288
432
576
720
864
NC
28
33
35
38
39
0.045
350x125 300x150
Air volume (CMH)
324
486
648
810
972
NC
28
32
35
37
39
0.05
350x150 250x200
Air volume (CMH)
360
540
720
900
1080
NC
27
31
34
36
38
The NC value is based on an indoor absorption attenuation of 10dB and 10-12 watts
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Room 1502, Building 2, No. 39, Shangyi Road, Minhang District, Shanghai
