Other USES can be for floors, ventilation and smoke extraction ducts, cable trays and sheathing applications.
2
本实用新型是一种适用于安装在燃气器具排烟管出口的双锥风动防风帽。
The utility model relates to a double-conical pneumatic wind-proof cap, which is suitable for being installed at an outlet of a fume discharging pipe of a gas appliance.
3
气流经过其内部流动直至排出，在排烟管内不易产生紊流，噪音小，油烟机不会产生大的震动。
Air passes through the inside of the range hood to be discharged, turbulent flow is not easy to generate in an exhaust pipe, noise is low, and the range hood only shocks slightly.
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