Impervious to rhizome damage.
Self watering
Koi proof.
Improves water quality.
Eliminates need for planting shelves.
All are 7" deep
Available in 4 sizes:
ISP12- 12" Outside Diameter DISCONTINUED
ISP16 -16" Outside Diameter DISCONTINUED
ISP20 -20" Outside Diameter
ISP24 -24" Outside Diameter
