20*(100/200)
20(Single snails)*(100/200)
20(Screw)*(100/200)
25*(64/128)
25(Single snails)*(64/128)
25(Screw)*(64/128)
32*(48/96)
32(Single snails)*(48/96)
32(Screw)*(48/96)
40*50
50*40
60B*32
60A*32
63*24
75*18
90*12
110*8
32*22Farm ball valve*200
Bypass valve*300