1>reduce the wind speed for 80%
2>life span is more than 8 years
3>inflaming retarding good
4> tensile strength structural coefficient is 220KN/MM
5>easy to install .and the price is also lower
Place of Origin | Jiangsu, China |
Brand Name | hu tang qiao |
1>reduce the wind speed for 80%
2>life span is more than 8 years
3>inflaming retarding good
4> tensile strength structural coefficient is 220KN/MM
5>easy to install .and the price is also lower