Septic Tank Risers
- 16" Inside Diameter - Available in 6", 12", 24" High
- 24" Inside Diameter - Available in 6", 12", 24" High
- 30" Inside Diameter - Available in 6", 12", 24" High
Donut Risers
- 24" Inside Diameter (40" Outside Diameter) - Available in 2", 3", 4", and 6" High
- 30" Inside Diameter (44" Outside Diameter) - Available in 2", 3", and 4" High
- 2' X 3' Inside Measurement - Available in 2", 3", and 6" High