Essential details
Quantity(pieces):1
MOQ:1piece
Lead time:10-25day
Shipping:Express delivery, air freight, land transport, sea freight
Product Introduction
ABS square‑base straight flange, square‑to‑round structure, one‑piece injection‑molded from premium black ABS plastic. Pre‑drilled mounting holes on square plate, converts square mounting base to round duct port. Connects fresh‑air unit, exhaust fan to round ventilation duct as air inlet or outlet. Thickened, odor‑free, corrosion‑resistant with smooth inner bore for low airflow resistance, multiple sizes for indoor HVAC ventilation projects.
Product details
