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Type 591 Ventilating Valve
The Type 591 Valve is designed for filling and draining applications at piping system high points or tanks. The float allows air out of a filling system during start up, sealing when the media hits the float and breaks the vacuum to allow a system to drain.
Features & Benefits
Optional Features & Materials
Spring Options
- Spring for 595: Nimonic 90, Halar coated stainless steel
Connection & Cleaning
- End Connection: Alternatives available upon request
- Cleaned: Silicone free/oil free
Float Materials
- Float Material for 591: Hollow PVDF
Dimensional drawings
Alternate configurations
| SKU | Description | List price | - |
|---|---|---|---|
| GFS-150591204 | 150.591.204 | 32 - 591 Vent/Vacuum Breaker Valve PE Long Spigot SDR11 - ABS/EPDM | $513.50 | |
| GFS-150591205 | 150.591.205 | 40 - 591 Vent/Vacuum Breaker Valve PE Long Spigot SDR11 - ABS/EPDM | $619.50 | |
| GFS-150591206 | 150.591.206 | 50 - 591 Vent/Vacuum Breaker Valve PE Long Spigot SDR11 - ABS/EPDM | $949.20 | |
| GFS-150591207 | 150.591.207 | 63 - 591 Vent/Vacuum Breaker Valve PE Long Spigot SDR11 - ABS/EPDM | $1,339.80 | |
| GFS-150591208 | 150.591.208 | 75 - 591 Vent/Vacuum Breaker Valve PE Long Spigot SDR11 - ABS/EPDM | $2,192.40 | |
| GFS-150591209 | 150.591.209 | 90 - 591 Vent/Vacuum Breaker Valve PE Long Spigot SDR11 - ABS/EPDM | $2,738.40 | |
| GFS-150591210 | 150.591.210 | 110 - 591 Vent/Vacuum Breaker Valve PE Long Spigot SDR11 - ABS/EPDM | $3,277.10 | |
| GFS-161591101 | 161.591.101 | 3/8 - 591 Vent/Vacuum Breaker Valve Socket/Threaded NPT - PVC/EPDM | $120.60 | |
| GFS-161591102 | 161.591.102 | 1/2 - 591 Vent/Vacuum Breaker Valve Socket/Threaded NPT - PVC/EPDM | $120.60 | |
| GFS-161591103 | 161.591.103 | 3/4 - 591 Vent/Vacuum Breaker Valve Socket/Threaded NPT - PVC/EPDM | $157.90 | |
| GFS-161591104 | 161.591.104 | 1 - 591 Vent/Vacuum Breaker Valve Socket/Threaded NPT - PVC/EPDM | $193.10 | |
| GFS-161591105 | 161.591.105 | 1-1/4 - 591 Vent/Vacuum Breaker Valve Socket/Threaded NPT - PVC/EPDM | $234.60 | |
| GFS-161591106 | 161.591.106 | 1-1/2 - 591 Vent/Vacuum Breaker Valve Socket/Threaded NPT - PVC/EPDM | $362.50 | |
| GFS-161591107 | 161.591.107 | 2 - 591 Vent/Vacuum Breaker Valve Socket/Threaded NPT - PVC/EPDM | $519.20 | |
| GFS-161591108 | 161.591.108 | 2-1/2 - 591 Vent/Vacuum Breaker Valve Socket/Threaded NPT - PVC/EPDM | $833.70 |
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