TOPPFlow Base Elbow Systems

TOPPFlow Base Elbow Rail Systems are built to exceed the engineered standards of municipal wastewater stations and configure seamlessly with virtually all submersible pumps on the market today.

Our commitment to quality begins at home: by manufacturing our systems proudly made in the USA, we ensure stringent control over materials and craftsmanship, from our ductile iron construction to the powder coating for corrosion resistance.

As your trusted one-stop shop for base elbows, accessories, and components, we offer exceptional value through simplified logistics, reduced lead times, and the efficiency of working with a single, dedicated team throughout your entire project.

Standard Features

  • Standard Flange – with 1-1/4”, 1-1/2”, 2”, 3” or 3” x 2” SS Pump Adapter Flange.
  • Check Valve Flange – with 1-1/4”, 1-1/2” or 2” SS Pump Adapter Flange.
  • Non-Sparking Bronze Flange – with 1-1/4”, 1-1/2” or 2” SS Pump Adapter Flange.
  • 3” ANSI Pull-Out Flange – available in standard, bronze or adapter to 2.5”.
  • 4” ANSI Pull-Out Flange – available in standard, bronze or adapter to 3”.
  • 6” ANSI Pull-Out Flange – available in standard, bronze or adapter to 4”.
  • Quick Disconnect System – valve, hose, disconnect flange and threaded removal handle.

TOPPFLOW BASE ELBOWS 1.25"

DetailSizePart #
NPT Vertical Discharge1.25"TOPP-BES-0125
NPT Vertical Discharge w/ Integral Check Valve1.25"TOPP-BES-0125CV
NPT Vertical Discharge - Non-Sparking1.25"TOPP-BES-0125EX

TOPPFLOW BASE ELBOWS 1.50"

DetailSizePart #
NPT Vertical Discharge1.50"TOPP-BES-0150
NPT Vertical Discharge w/ Integral Check Valve1.50"TOPP-BES-0150CV
NPT Vertical Discharge - Non-Sparking1.50"TOPP-BES-0150EX

TOPPFLOW BASE ELBOWS 2.00"

DetailSizePart #
NPT Vertical Discharge2.00"TOPP-BES-0200
NPT Vertical Discharge w/ Integral Check Valve2.00"TOPP-BES-0200CV
NPT Vertical Discharge - Non-Sparking2.00"TOPP-BES-0200EX

TOPPFLOW BASE ELBOWS 3.00"

DetailSizePart #
NPT Horizontal Discharge3.00"TOPP-BES-0300H
NPT Horizontal Discharge, Non-Sparking3.00"TOPP-BES-0300HEX
NPT Vertical Discharge3.00"TOPP-BES-0300V
NPT Vertical Discharge - Non-Sparking3.00"TOPP-BES-0300VEX
NPT Vertical Discharge3.00" X 2.00"TOPP-BES-0320V
NPT Vertical Discharge - Non-Sparking3.00" X 2.00"TOPP-BES-0320VEX

TOPPFLOW BASE ELBOWS 3.25"

DetailSizePart #
NPT Horizontal Discharge3.25"TOPP-BES-0325H
NPT Horizontal Discharge, Non-Sparking3.25"TOPP-BES-0325HEX

TOPPFLOW 4" SYSTEMS

DetailSizePart #
Discharge4.00"TOPP-BES-0400
Discharge4.00" X 3.00"TOPP-BES-0430
Discharge - Non-Sparking4.00"TOPP-BES-0400HEX

TOPPFLOW 6" SYSTEMS AND REPLACEMENT PARTS

DetailSizePart #
Discharge6.00"TOPP-BES-0600
Discharge6.00" X 4.00"TOPP-BES-0640
Discharge - Non-Sparking6.00"TOPP-BES-0600HEX

PUMP ADAPTERS

DetailSizePart #
SS Pump Adapter 1.25"TOPP-PAF-0125
SS Pump Adapter 1.50"TOPP-PAF-0150
SS Pump Adapter 2.00"TOPP-PAF-0200

TOPPFLOW PULL-OUT FLANGES

DetailSizePart #
Pull-Out Flange1.25"TOPP-POF-0125
Pull-Out Flange w/ Check Valve1.25"TOPP-POF-0125CV
Pull-Out Flange1.50"TOPP-POF-0150
Pull-Out Flange w/ Check Valve1.50"TOPP-POF0150CV
Pull-Out Flange1.25" - 2.00"TOPP-POF-0200
Pull-Out Flange w/ Check Valve1.25" - 2.00"TOPP-POF-0200CV
Pull-Out Flange, Non-Sparking1.25" - 2.00"TOPP-POF-0200EX
Pull-Out Flange3.00"TOPP-POF-0300V
Pull-Out Flange3.00"TOPP-POF-0300H
Pull-Out Flange, Non-Sparking3.00"TOPP-POF-0300HEX
Pull-Out Flange3.25"TOPP- POF-0325H
Pull-Out Flange4.00"TOPP-POF-0400
Pull-Out Flange4.00" X 3.00"TOPP-POF-0430
Pull-Out Flange, Non-Sparking4.00"TOPP-POF-0400HEX
Pull-Out Flange6.00"TOPP-POF-0600
Pull-Out Flange6.00" X 4.00"TOPP-POF-0640
Pull-Out Flange, Non-Sparking6.00"TOPP-POF-0600HEX
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