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300 Gallon Septic Tanks
Browse our selection of 300 gallon septic tanks for sale. Our septic tanks are available in natural or gray colors.
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300 Gallon Septic Tank
If you need a portable above ground 300 gallon septic holding tank, Polyjohn makes a convenient option.
- Ideal for RV's, campers, job sites, and other temporary locations that require a septic holding tank.
- Available in two colors.
- Multiple outlets with the ability to easily connect into existing plumbing.
Available Size:
- 300 Gallon: 95"L x 53.5"W x 16"H / 130 pounds