3/4 in. Schedule 40 PVC Foot Valve Pipe Fitting

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SKU
ERA-34FV
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247Garden's ERA PVC foot valve is a simple type of check valve installed at the bottom (foot) of a suction line in a pump system, typically used in water wells, ponds, and other water systems. Its primary function is to prevent the backflow of water and maintain the pump's prime. Here's a breakdown of how it works:

Components of a PVC Foot Valve

  1. PVC Body: Made of PVC (polyvinyl chloride), which is durable and resistant to corrosion.
  2. PVC Screen or Strainer: Covers the inlet to prevent debris and particles from entering the valve and the pump system.
  3. Flap/Disc: The internal component that moves to allow water flow in one direction and blocks it in the opposite direction.
  4. Spring: Helps in keeping the flap/disc closed when the pump is not operating.
  5. Seat: The surface against which the flap or disc seals to prevent backflow.

Working Mechanism

  1. Suction Phase (Pump On):

    • When the pump starts, it creates a vacuum that draws water up through the suction line.
    • The decrease in pressure inside the suction line causes the flap or disc inside the foot valve to open.
    • Water is allowed to flow freely into the suction line and towards the pump.
  2. Non-Suction Phase (Pump Off):

    • When the pump stops, there is no longer a vacuum to draw the water.
    • Gravity and any back pressure from the water column in the suction line push the flap or disc closed.
    • The closed flap or disc creates a seal against the seat, preventing the water from flowing back down the suction line.
    • This maintains the water level in the suction line, keeping the pump primed and ready for the next operation cycle.

Benefits of a PVC Foot Valve

  • Prevents Backflow: Ensures that the suction line stays filled with water, maintaining the pump's prime.
  • Debris Protection: The screen or strainer helps prevent debris from entering the pump, which can prolong the pump's lifespan.
  • Corrosion Resistance: PVC material is resistant to corrosion, making it suitable for various water conditions.

Applications

  • Water Wells: Keeps the water column stable and prevents loss of prime in well pumps.
  • Irrigation Systems: Ensures consistent water flow and prevents back-siphoning.
  • Ponds and Tanks: Maintains water levels and prevents debris from clogging the pump system.

In summary, a PVC foot valve is a crucial component in pump systems, ensuring efficient operation by maintaining the prime and protecting the system from backflow and debris.

More Information
SKU ERA-34FV
Shipping Weight 0.321429
Case Qty 140
Country of Manufacture China
Condition New
Brand 247Garden
PVC Schedule Type Schedule 40
PVC Fitting Size 3/4"
PVC Grade SCH40 Plumbing-Graded
PVC Fitting Type Foot Valve
PVC Valve Style Socket, PVC Body
PVC Connection Type Socket/Slip
PVC Standard SCH40 ASTM D2466 UPC
Inner Diameter (in.) 1.05"
PVC Certification ASTM, ANSI
PVC Applications General Service, Commercial Project, Commercial Plumbing, Irrigations, Swimming Pools, Water Parks, Aquariums, Hydroponics, School Project, Sewer/Drainage, HVAC, Ventilation
PVC Features Light Weight, Strong Corrosion Resistance, Compact Design, Beautiful Appearance, Easy Installation, Wide Application Usage, Sanitary/Non-toxic, Easy Assembly & Disassembly, Simple & Easy Maintenance, No Special Tools Required
PVC Pipe Compatiability 247Garden ERA, CHARLOTTE PIPE, IPEX, JM EAGLE JM90, VALENCIA PIPE, 3/4" IPS PVC-1120 SDR21 200 PSI @73°F 2/1SF ASTM D2241 NSF® pw-G U.P. Code
Prop 65 Warning California Proposition 65 Cancer Warning - www.p65warnings.ca.gov
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247Garden ERA 3/4 in. Schedule 40 PVC Fittings and Valves

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