Nominal Pilot Valve Sizes Exclusively for F Ball Tap, 65, 80, 100, 125, 150, 200 mm

[Features]
- For the F ball tap is a standard PV13 set in each size.
- Select from PVHLW13,20 and PV20, each with different water level, depending on design and construction specifications.
- Use dedicated pilot bubbles with F ball taps.