Norwesco Polyethylene Septic Tank with Single Compartment, 500 Gallon, Yellow

The Norwesco 500 Gallon Single Compartment Septic Tank is a durable, low-profile tank designed for safe and reliable residential wastewater storage. Built for homeowners and property managers, this tank provides secure, long-term containment for water and waste in a residential septic system.

Constructed from rotationally molded polyethylene (PE), the tank is a seamless, one-piece design that ensures watertight performance. Its tough material withstands soil conditions and sewage gases, providing reliable storage underground for years.

The compact, low-profile shape allows for easy installation in areas with limited space while maintaining a full 500 gallon capacity. Reinforced walls and ribbed construction provide structural integrity and stability, making the tank durable enough for demanding residential use.

Equipped with a secure lid fastened with stainless steel screws and a standard gasket, the tank avoids leaks and contamination while keeping stored waste safely contained. Compatible with manhole extensions and lid-riser combinations, it can be adjusted to meet local code requirements and brought to grade.

Proudly made in the USA with high-quality craftsmanship, this septic tank offers reliable, long-term performance for residential wastewater management systems. It provides homeowners a safe and efficient solution for water and waste storage, combining durability, ease of installation, and peace of mind.

• 500 gallon septic tank built for safe, reliable residential wastewater storage
• Provides consistent long-term performance and durability underground
• Rotationally molded polyethylene forms a one-piece, watertight tank
• Consistent wall thickness ensures strong structural integrity
• Made for demanding underground environments and heavy use
• Compact low-profile design fits areas with limited spaces
• Reduces excavation requirements while keeping full 500 gallon capacity
• Watertight lid fastened with stainless steel screws and durable gasket seal
• Helps avoid leaks, infiltration, and environmental contamination
• Compatible with manhole extensions and lid risers for code compliance
• Material: Polyethylene (PE)
• Color: Yellow
• Dimensions (L x W x H): 97 x 48 x 52 inches
• Weight: 165 pounds
• Quantity: 1
• Capacity: 500 gallons

Shipping Information

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Most orders placed before 2:00 PM CST ship the same day.

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