Purchase Qty. Reference FOB Price
1-99 Pieces US$149.00
100-999 Pieces US$139.00
1,000+ Pieces US$119.00
Product Description
Product Description PCH-250 49.5Pa Overpressure Aluminium Alloy Exhaust Safety Pressure Control Valve Used in Ventilation System The overpressure valve is a one way check valve that mounts over the outflow vent pipe or blast valve. It prevents unfiltered air from backing up through your outflow ...