Norwesco 500 Gallon Plastic One Compartment Septic Tank - IAPMO Certified

Manufacturer Part
Special Price $888.80 Regular Price $1,111.00
Designed to be installed below ground, the Norwesco septic tanks are manufactured in one piece polyethylene structure, which is highly resistant to soil chemicals and sewage gases. Approved by the FDA, it ensures an environmentally safe quality tank.

Accuracy of the images may vary. Refer to the specifications table to ensure precision.

500 Gallon One Compartment Septic Tank - 1 Manway

  • Non Plumbed Tank (Tank does not come pre plumbed)
  • Important Note: Tank must be left 1/4 full at all times including installation.

    Disclaimer: Tank is for below ground use only.

    State Requirements & Approvals

    Across the United States there are a number of health code requirements that our tanks must meet. These codes are regulated by the state. or county where you are located. To aid you in determining which tank you need. please consult with your local health department.

    Septic Tank Standards:

  • Rotationally molded. one-piece. seamless. watertight tank.
  • Polyethylene is unaffected by soil chemicals. sewage gases.
  • Polyethylene tanks will not rust or erode.
  • Strict quality guidelines ensure an environmentally safe septic tank.
  • Riser extensions not included
  • Great item for shipment; indestructible.

  • Technical Drawings
    View Technical Drawing

    Key Specs
    Lid Size 20"
    Gallon Capacity 500
    Lid Size 20"
    Length 101"
    Width 51"
    Height 42"
    Weight 172lbs
    Material Polyethylene
    Manufacturer Norwesco
    Manufacturer Part Number 41320
    Warranty 3 years years
    Shipping Height 48"
    Shipping Length 101"
    Shipping Weight 262lbs
    Shipping Width 51"
    Ship Class LTL