China manufacturer high quality ventilation wall plastic square and round duct connector plastic flange square to round. Square and round duct connector is widely used in government departments, airports, star hotels, hotels, office buildings, residential buildings, villas, shops and other office and home places. The product is easy to transport, easy to construct, not easy to damage, has the characteristics of fire prevention and environmental protection, and is deeply loved by the majority of users.
Read MoreSend InquiryChina manufacturer High quality Flexible Duct Connector Spare Parts for Air Duct Connector HVAC exhaust system. Spare parts & accessories including flexible duct connector,square & round duct connector,spiral clamp,flange corner,air conditioner bracket,nylon filter mesh etc. Flexible duct connector is widely used in government departments,airports,star hotels,hotels,office buildings,residential buildings,villas,shops and other office and home places.
Read MoreSend Inquiry