• Available in high density polyethylene structural foam, polyethylene or fiberglass.
• Lid with gasket and 4" C. I. inlet hub with anticorrosion coating are included with the sewage basins.
• Centerline of hub is located 10-1/2" from top of basin (std.). Custom locations available.
• Sewage basins are watertight and gas tight when properly installed.
• Ready to install for economical and simple installation.
• Fiberglass models available that will pass the 10' water stack test.
• Temperature rated 130° F.
• Various custom diameters & lengths available in fiberglass, consult factory. Also with 10' water stack test.

• Ideal for residential, commercial and industrial applications.
• Complete with necessary sealing hardware and flanges.
• Available with 2" or 3" vent and 2" or 3" discharge.
• Polyethylene sewage pump basins are IAPMO approved.
• Sealed (Radon) basins for sump pumps in 18" x 22" and 18" x 30" sizes.
• Durable steel cover with gasket standard on simplex and duplex sewage basins.
• Dimensional Engineering data available.
• One-piece, seam-free construction on all basins.
• Duplex covers include two pump plates and inspection plate.
• Polyethylene sump basin available with plastic non-sealed covers in 18" 

HUBS

Combo Hub

3-Bolt Hub for DWV Pipe

Pipe Seal Hub

Snap-in Hub (Poly Structural Foam only)

SUMP AND RADON BASINS
18" x 22" - Heavy Duty Polyethylene,
no inlet hole and hub
18" x 22" - Radon basin with inlet hub
18" x 30" - Poly, 4" inlet grommet (loose), no inlet hole. Includes one-piece blank poly cover w/cord seal (P/N 31-1855).

DUPLEX SEWAGE BASINS
30" x 36" Polyethylene or Fiberglass
36" x 36" Polyethylene or Fiberglass
48" x 48" Fiberglass

DUPLEX BASIN AND COVER INCLUDES:
Discharge and Vent Flange
Cord Seals, 4" Inlet Hub, Inspection Plate,
Gaskets and hardware

18" x 30" Heavy Duty Polyethylene with Integral Side Vent

18" x 30" Premium Sewage Basin with Split Cover, AFD, Torque Stops, Black.

SIMPLEX SEWAGE BASINS
18" x 30" - Polyethylene Structural Foam Polyethylene or Fiberglass
24" x 30" - Polyethylene or Fiberglass
SIMPLEX BASIN and COVER INCLUDES:
Discharge and Vent Flange, Cord Seal, 4" Inlet Hub, Gaskets and hardware