暖通管道的厚度及规格根据要求可变，通常在连接的时候，风管两端总是外接于配件（如弯头、变径）。一般情况下，暖通管道两端没有凹槽并带密封圈。暖通管道适用范围非常广泛。净化系统送回风管、中央空调通风管、工业送排风通风管、环保系统吸排风管、矿用抽放瓦斯管、矿用涂胶布风筒等。
The thickness and specification of the HVAC pipe can be changed according to the requirements. Generally, when connecting, the two ends of the air pipe are always externally connected to the accessories (such as elbow, reducer). In general, there are no grooves and sealing rings at both ends of HVAC pipes. HVAC pipes are widely used. Purification system air supply and return pipe, central air conditioning ventilation pipe, industrial air supply and exhaust ventilation pipe, environmental protection system air suction and exhaust pipe, mine gas drainage pipe, mine rubber coated cloth air duct, etc.
产品优点：
Product advantages:
1、密封性好。
1. Good sealing.
2、强度与刚性均好。
2. Good strength and rigidity.
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, the round pipe is better than the square pipe.
4、暖通管道安装方便，连接点少。
4. The installation of HVAC pipes is convenient with few connection points.
5、档次高，外表美观。
5. High grade, beautiful appearance.