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113
manual valves
EPDM Seals
3
/8 12.2651 26.92
1
/2 12.2652 28.02
3
/4 12.2653 33.78
1 12.2654 40.15
1
1
/4 12.2655 48.93
1
1
/2 12.2656 58.30
2 12.2657 76.93
2
1
/2 12.1099 159.87
3 12.2648 203.15
4 12.4569 268.66
16 12.1087 26.92
20 12.1089 28.02
25 12.1091 33.78
32 12.1093 40.15
40 12.1095 48.93
50 12.1096 58.30
63 12.1097 76.93
75 12.1099 159.87
90 12.1100 203.15
110 12.2388 268.66
FPM Seals
16 12.1069 22.24
20 12.1088 23.45
25 12.1090 28.02
32 12.1092 33.18
40 12.1094 40.87
50 12.1041 49.05
63 12.1042 66.48
75 12.1098 138.84
90 12.1043 171.30
110 12.2291 227.79
EPDM Seals FPM Seals
Praher Type S4 Check (Non-Return) Valve
3
/8 12.1940 22.24
1
/2 12.0278 23.45
3
/4 12.2076 28.02
1 12.2072 33.18
1
1
/4 12.2080 40.87
1
1
/2 12.1109 49.05
2 12.1110 66.48
2
1
/2 12.1098 138.84
3 12.1900 171.30
4 12.2805 227.79
Description: In-line spring weighted cone check valve
Mounting: In any position
Maximum Fluid Pressure at 20˚C: Sizes up to 2
1
/
2
”/75mm - 16 bar;
3”/90mm - 10 bar; 4”/110mm - 6 bar
Fluid Temperature Range: 0˚C-60˚C
Construction:
Body: PVC-U
Seals: EPDM or FPM
Spring: Stainless Steel (optional PTFE sleeve)
End Connections: Solvent Sockets, Solvent Spigots, BSP Threaded, HDPE Fusion
Spigots
Inch Solvent Cement Sockets Inch Solvent Cement Sockets
MM Solvent Cement SocketsMM Solvent Cement Sockets
EPDM Seals
16 12.1205 26.92
20 12.1209 28.02
25 12.1211 33.78
32 12.1213 40.15
40 12.1215 48.93
50 12.1217 58.30
63 12.1207 76.93
75 12.1219 159.87
90 12.1221 203.15
3
/8 12.1187 29.33
1
/2 12.1189 30.53
3
/4 12.1191 37.03
1 12.1193 43.76
1
1
/4 12.1195 53.37
1
1
/2 12.1197 63.95
2 12.1199 84.62
2
1
/2 12.1201 173.10
3 12.1203 222.98
FPM Seals
3
/8 12.1186 24.65
1
/2 12.1188 25.85
3
/4 12.1190 31.02
1 12.1192 36.54
1
1
/4 12.1194 44.95
1
1
/2 12.1196 54.34
2 12.1198 73.81
2
1
/2 12.1200 151.45
3 12.1202 191.13
EPDM Seals FPM Seals
16 12.1204 22.24
20 12.1208 23.45
25 12.1210 28.02
32 12.1212 33.18
40 12.1214 40.87
50 12.1216 49.05
63 12.1206 66.48
75 12.1218 138.23
90 12.1220 171.30
MM Solvent Cement Spigots MM Solvent Cement Spigots
BSP Female Threaded
BSP Female Threaded
The S4 check valve is also available with the
following end connections:
● PVC-U Flanges
● PVC-U Solvent Cement Spigots
● PE Fusion Spigots
Optional End Connections
International Plastic Systems l Seaham Grange Industrial Estate l Seaham l SR7 0PT l England l Tel: 0191 521 3111 l www.ips-plastics.com