u The free area is greater than 60%, the ventilation volume is large, and the pressure loss generated under the same conditions is minimized.

u Materials available: stainless steel, carbon steel, aluminum, aluminum-magnesium-zinc, galvanized, etc.

u All blades are connected with stainless steel bolts. The blades have multiple built-in enhanced wind pressure resistance structures. The blades will not shake or deform during typhoons, and can prevent the impact of flying objects during hurricanes.

u It is rainproof and ventilated. There is a water collection tank inside and a rainwater drainage channel, which can guide rainwater to the base plate and discharge it to the outside.

u Rainproof effectiveness is greater than 99%