Materials
-Aluminium body & poppets.
-Stainless steel housing, shafts and springs.
-Bonded nitrile seals.
-Nylon coated bronze ball.
Mounting
May be on a Liquip Manhole cover or on a separate weld flange.
PVV204 (settings comply with AS2809).
- Pressure Setting 10 to 17 kPa.
- Vacuum Setting 0 to -4 kPa.
- Capacity 240m3/hr free air at 35 kPa.
- Max recommended liquid loading rate 1,000 LPM.
- Free air bleed hole in body.
PVV204U (settings comply with international codes).
- Pressure Setting 8 to 12 kPa.
- Vacuum Setting -0.4 to -2.5 kPa.
- Capacity 240m3/hr free air at 35 kPa.
- Max recommended liquid loading rate 1,000 LPM.
- No bleed hole.