Aluminum Grate Upgrade for Altum AquaBox® Fountain Basin by Blue Thumb bacteria treatment for small ponds The 3 HP model uses

The 3 HP model uses a high-efficiency open propeller to rapidly increase oxygen levels and circulation

Simple to use and maintain

Aquascape Heavy-Duty Pond Underlayment is about 30% thicker than our Standard Underlayment

ECO-Series Basins have molded columns that transfer the weight of the statuary down to the ground below it

9 Total Colors

Aluminum Grate Upgrade for Altum AquaBox® Fountain Basin by Blue Thumb bacteria treatment for small ponds The 3 HP model usesA reinforced grate for the Altum AquaBox allowing higher static loads. For use with triple vase sets or triple basalt columns with heavy point loads. 2 grates: 24" x 47. 75" with pump access and 22. 75" x 47. 75" Pump access cover included