The exhaust pipe influences air supply and smoke exhaust, that can induce incomplete combustion and efficiency decline.
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.
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