通风管道按用途区分
Ventilation pipes are distinguished by use
1、净化空调系统用风管：镀锌板、不锈钢；（使用中可能出现尘源污染的玻璃钢、复合材料禁用）
1. Air duct for purifying air conditioning system: galvanized sheet and stainless steel;
2、中央空调系统用风管：镀锌板、彩钢保温板；（可使用玻璃钢、复合材料）
2. Central air conditioning system air duct: galvanized sheet and color steel insulation board;
3、环境控制系统用风管：镀锌板、不锈钢；（可使用塑料、玻璃钢、复合材料）
3. Air duct for environmental control system: galvanized sheet and stainless steel;
4、工业通风系统用风管：钢板、镀锌板；（丽博通风管.可使用塑料、玻璃钢、复合材料）
4. Industrial ventilation system: steel pipe, galvanized sheet; (Li Bo ventilation pipe. Plastic, FRP, composite material) can be used.
注：玻璃钢风管可分有机、无机二种，根据设计规范有消防要求的禁用有机材质；
Note: FRP pipes can be divided into two kinds: organic and inorganic, according to design specifications, there are prohibited organic materials with fire requirements.
5、特殊使用场合用风管：矿用涂胶布风筒、矿用塑料通风管；（要求阻燃抗静电矿用安全特性）
5. Special use occasions: air duct: mining rubber coated air duct and mine plastic ventilation pipe;