- (2) 20″ Manholes
- Pre-plumbed with inlet and outlet tees, gaskets, and manhole covers.
- Parabolic design minimizes deformation by transferring load from the top to the sidewalls and bottom.
- Rounded, aggressive rib design maximizes stiffness for long life. Shipped preplumbed with gasketed tees ready for installation with heavy-duty Schedule 40 PVC tee assemblies.
- Double-compartment models, available in 1050, 1250 and 1500 gallon sizes, have structurally-engineered divider which is permanently fused to the tank walls.
- The 500 Low Profile, the 1050, and 1500 RIBBED SEPTIC TANKS ARE NOT TO BE USED AS PUMP, DOSING OR HOLDING TANKS
- IAPMO-approved version of this tank is available here.