এয়ার-এইচ-এডউফোর-ডাউফোর-পার্ট্রি-এম-এর-এইচ-এর-এইচ-এরআই-এর-এইচ-এইচ-আই-আই-আই-আই-আই-আই-আই-আই-আই-আই-আই-আই-এডু-এ

The raw material is high quality engineering plastic by injection molding for higher density and firmness.
A pulley device is used on the air inlet doors to reduce friction and enhance the rope service life.
Anti-UV ingredients are added to the raw material, strong anti-againg, long service life. Better sealing, flexable opening, and anti-bird net at the air inlet.
Air guide plate is optional which efficiently control the airflow direction. If need it , please inform us in advance.