Min. Order Reference FOB Price
2 Pieces US$49.80 / Piece
Product Description
Cast Iron Double Orifice/Single Orifice Air Release Valves There is a large and a small orifices. The large one can intake and release large amount of air. The air way of the large orifice is sym-metrical which makes the air releasing amount more than that of the same size double orifices air ...