k=VFS" target="_blank">here.
And the VFR series operation manual can be found here.
Size: 30, Backflow Function: K (Backflow Function), Thread: Rc, Port Size: 03 (3/8)
Size: 40, Backflow Function: K (Backflow Function), Thread: Rc, Port Size: 04 (1/2)
Size: 20, Backflow Function: K (Backflow Function), Thread: Rc, Port Size: 01 (1/8)
Size: 40, Backflow Function: K (Backflow Function), Thread: Rc, Port Size: 03 (3/8)
Size: 30, Backflow Function: K (Backflow Function), Thread: Rc, Port Size: 02 (1/4)
Size: 20, Backflow Function: K (Backflow Function), Thread: Rc, Port Size: 02 (1/4)
Style: K (Pivoting Nozzle), Connection Size: 03 (R 3/8), Nozzle Diameter: 400 (Ø4)
Style: K (Pivoting Nozzle), Connection Size: 03 (R 3/8), Nozzle Diameter: 600 (Ø6)
Style: K (Pivoting Nozzle), Connection Size: 04 (R 1/2), Nozzle Diameter: 600 (Ø6)
Style: K (Pivoting Nozzle), Connection Size: 04 (R 1/2), Nozzle Diameter: 400 (Ø4)
Rod Type: K Rod Type, L: L, Size: 1 1/4, 1 1/2"
Cooling Capacity: 10.5 kW, Thread: NPT, w/Rc-NPT Conversion Fitting, Option: B1 + K
Cooling Capacity: 15.7 kW, Thread: NPT, w/Rc-NPT Conversion Fitting, Option: B+K
Cooling Capacity: 25 kW, Thread: NPT, w/Rc-NPT Conversion Fitting, Option: A + K
Cooling Capacity: 25 kW, Thread: NPT, w/Rc-NPT Conversion Fitting, Option: B+K
Cooling Capacity: 25 kW, Thread: NPT, w/Rc-NPT Conversion Fitting, Option: K + S
Cooling Capacity: 28 kW, Thread: NPT, w/Rc-NPT Conversion Fitting, Option: A + K
Cooling Capacity: 10.5 kW, Thread: NPT, w/Rc-NPT Conversion Fitting, Option: K + S
Cooling Capacity: 15.7 kW, Thread: NPT, w/Rc-NPT Conversion Fitting, Option: K + S