精品国产18久久久久久,村长那又黑又粗的东西,老头猛的挺进她莹莹的体导演是谁 ,成全视频高清免费观看第二十一集

Smoke Barrier

1337

Executive standards:

GA 533-2012 Smoke barrier;

CNCA-C18-02 : 2014 Compulsory Product Certification Implementation Rules Fire Protection Products;

CCCF-HZFH-03 Compulsory product certification implementation rules fire protection products fire and smoke exhaust equipment products;

 

Product Advantages:

1. High-grade appearance, high safety factor, and does not affect lighting.

2. Effectively block the flow of smoke laterally under the roof of the building.

3. Improve the smoke exhaust effect in the smoke prevention zone.

 

Scope of application:

It is widely used in places where people and logistics are not large, but places with high decoration requirements, such as large shopping malls, high-end hotels, conference centers, cultural centers, high-end office buildings, underground garages and other places.


Product Node Diagram:


Recommended news
Recommended Products
主站蜘蛛池模板: 霍林郭勒市| 永昌县| 星座| 仲巴县| 新营市| 赣榆县| 平潭县| 宜丰县| 乐昌市| 巨野县| 瑞金市| 南康市| 宣恩县| 永新县| 伊宁县| 博爱县| 象州县| 新竹县| 景宁| 宜章县| 兴海县| 翁牛特旗| 盐山县| 定南县| 梁山县| 福泉市| 富裕县| 沁阳市| 揭西县| 垦利县| 邻水| 望江县| 巴林右旗| 禄丰县| 丰县| 富宁县| 商都县| 江孜县| 涟水县| 晋江市| 资中县|