Metal Stopper Backdraft Fan Vent Deflector Backflow Preventer Home Restaurant
Pneumatic actuator valve Stopper Backflow Kitchen Ventilator for Kitchen House. If you are, then you can see our product. Easy to install it to your kitchen ventilator. -Size(Stopper):13.50X13.50X3.00cm/5.31X5.31X1.18in.