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不锈钢螺旋风管的优点
1. 密封性好。
1. good seal.
2. 强度与刚性均好。
2. strength and rigidity are all good.
3. 通风阻力小，通风噪声小，圆管优于方管。
3. the ventilation resistance is small, the ventilation noise is small, and the circular tube is superior to the square tube.
4. 泉州不锈钢螺旋通风管安装方便，连接点少。
4. Quanzhou stainless steel spiral ventilation pipe is easy to install, and the connection point is few.
5. 档次高，外表美观。
The 5. grade is high, and the appearance is beautiful.
