Fiberglass Products

Free-Flo Duplex Valve Box 3 – 4

All AK Industries packaged sewage basin lift stations come complete with everything needed for a quality installation. The only things you need to provide are the pump of your choice, underground piping and electric cable. Below is a general listing of the items included with each system. Key structural components (PVC, Galvanized, Ductile and Stainless Steel) will vary depending on the selection you make in the Rail & Plumbing chart in the guide.

Free-Flo Duplex Valve Box 3″- 4″ (PDF)

Features / Specifications

Duplex Valve Box Systems
 (4) 2″ Guide Rails (1) 4″ Inlet (Adapt-a-Flex or Cl Hub)
 (2) Flanged Plug Valve (1) SS Duplex Float Bracket
 (2) Flanged L/W Check Valve (1) SS Nuts, Bolts, & Washers
 (4) Elbows (1) Duplex Junction Box
 (1) Tee (4) Model #2900 Float Switches
 (1) Plug Valve Handle (2) Pump Lift Out Chain
 (2) Discharge Pipes (3) Discharge Fitting
 (2) Base Elbows (1) Set of Duplex Studs
 (2) Pump Flanges (1) 2″ Mushroom Vent
 (2) Upper Guide Brackets (6) Lifting Lugs
 (1) 2″ Electric Coupling (1) Drain Check Valve