Shanghai TR Steel Building Products Co.,Ltd
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Single or Double Flap NSHEV
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Single or Double Flap NSHEV

The appearance is flat design, with single window and double window optional. It is suitable for natural smoke extraction, ventilation and natural lighting on the roof. It has superior thermal insulation and waterproof structure. It can be linked with fire control system, and can be connected with wind and rain sensor to realize intelligent control. 5 ° slope design provides waterproof performance, self-cleaning and snow resistance.
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Product Features

Reducing wind pressure resistance and increase natural lighting.

Eliminating snow and water on surface, with better waterproof performance.

The outer cover is powder coated with beautiful appearance.

Structural waterproofing of frame profiles and integrated base.

It can realize remote monitoring.

K value: from 1.8 to 2.7 W m2/°K

Reliability: Re 1000 cycles (smoke exhaust) or Re 10000 cycles (daily ventilation)

Open within 60s

Snow load: 500Pa

Resistance to heat: 300℃ 30mins

Low ambient temperature: 25℃

Structural waterproofing design

Technical Parameters
Window Frame: Thermal break and heat insulated aluminum alloy profile + aluminum alloy powder coated outer cover. 
                          Skylight part is available in polycarbonate hollow sheet, tempered glass or aluminum alloy insulation panel.
Control system: 1) 24V safety voltage is used for electric control.
                          2) two-ways compressed air and carbon dioxide emergency gas cylinder are used for pneumatic control. It’s equipped with fail-safe device.
The maximum opening angle is 150+.
Customized Size: 1m ≤ single window width ≤ 2m
                             1m ≤ single window length ≤ 2m
                             1m ≤ base width ≤ 3. 6m
                             Base Length can be customized.
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Shanghai TR Steel Building Products Co.,Ltd

Headquarter:Room 1508, Tower A4, No. 78, No. 1688, North Guoquan Road, Shanghai.

Factory: No. 2, Binyang Road, Taicang Port Economic Development Zone, Jiangsu

Tel:021-66580701   /   66580706 

Fax: 0512-88899809                


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