Plastic Septic Tanks in Griffin, GA

The Norwesco 20 Inch Domed Septic/Water Lid (MPN N-62408) is a polyethylene septic tank engineered to replace legacy steel and concrete septic tanks — corrosion-immune, lightweight enough for...

The Norwesco N-63514 is a Manhole Extension - not a tank, but a black polyethylene riser collar measuring 20 inches in diameter by 6 inches tall and weighing about 8 pounds empty. It raises an...

The Norwesco Manhole Extension is a black polyethylene riser measuring 20 inches in diameter by 15 inches high and weighing 13 pounds empty. It raises the height of a tank's existing manhole access...

The Norwesco 15 Inch Manhole Extension is a black polyethylene riser that raises the height of a tank manhole opening. It stacks onto the manhole collar so the lid sits higher, useful when the access...

The Norwesco Manhole Extension is a 20-inch diameter by 24-inch tall steel riser that raises an existing manway collar to the height your installation needs. At roughly 15 lb empty with a 20 x 20...

The 24 Inch Manhole Extension is a Norwesco polyethylene riser that raises an existing 24-inch tank manhole opening, giving you added standoff height above the tank top. It measures 24 inches across...

The Norwesco Florida Only 225 Gallon Plastic Septic Pump Tank (SKU N-44788) is a green polyethylene pump tank built for the dosing and effluent-handling stage of a Florida onsite system. It holds 225...

The Norwesco Florida Only 300 Gallon Plastic Septic Pump Tank is a green, polyethylene pump tank built for septic dosing and effluent-handling duty in Florida installs. It measures 50" tall on a...

The Norwesco 225 Gallon Underground Septic Pump Tank is a black polyethylene below-grade tank built to hold effluent for pumped septic systems. The numbers to plan around: 225 gallon capacity, 50...

The Norwesco 300 Gallon Septic Pump Tank (SKU N-41319) is a black, polyethylene basin built for the dose-and-discharge stage of a septic system, where effluent collects until a pump lifts it to a...

The Norwesco Florida Only 525 Gallon Plastic Septic Pump Tank is a green polyethylene pump tank configured for Florida septic systems, where a dedicated pump chamber moves effluent from the treatment...

The Norwesco 1000-gallon two-compartment low-profile septic tank is built for site-built and replacement installs across South Carolina and North Carolina, where IAPMO certification is the accepted...