Transparent silicone duckbill valve 6*2.5*5.5
Black silicone duckbill valve 4*2*10
Milky white silicone duckbill valve 6*3*5.5
Black silicone duckbill valve 5*1.7*5.2
Black silicone duckbill valve 5*2*10
Transparent silicone duckbill valve 6.3*3.3*7.3
Milky white silicone duckbill valve 7.45*4.25*6.86
Milky white silicone duckbill valve 7.45*4.25*7.2
Milky white silicone duckbill valve 8*3.2*4.5
Transparent silicone duckbill valve 9*4*9
Red silicone duckbill valve 10*6*12.7
Black silicone duckbill valve 11*4.6*6.4
Transparent silicone duckbill valve 11*5.2*20
Black silicone duckbill valve 11*5.5*15
Transparent silicone duckbill valve 11*6.2*16.6
Milky white silicone duckbill valve 13*7.3*12
Milky white silicone duckbill valve 15*9*13
Milky white silicone duckbill valve 18*12.5*20
Black silicone duckbill valve 25*17*24.5
Black 30*17*43
Milky white silicone duckbill valve 32*23*15
Black 7.5*4.5*8
4*1.4*10 black
18.5*10*19.5 blue
3*2*5.6 true color
9.5*4.5*9 black
9.15*9*15 white
7*3*8 buckle true color
15*8*14 cross valve buckle black
7*4.2*8 black brown
4.3*1.7*5.2 black
11*6.2*13
Flange outer diameter*hole inner diameter*height
