Helix Bio-Mechanical Waterfall Filters External Pumps for 360 ° omni-directional sterilization

for 360 ° omni-directional sterilization

25" FPT outlet

Anjon Remote Variable Speed Controller and Timer — Instruction Manual (PDF)

nitrate reduction and water polishing

560 gallons 160 3

Helix Bio-Mechanical Waterfall Filters External Pumps for 360 ° omni-directional sterilizationThe Helix Bio Mechanical Waterfall Filter is a great filter that uses lava rock and a large biological chamber for biological filtration, nitrate reduction and water polishing. The important distinction of this filter is the air assisted cleaning feature that makes it possible to flush out the filter through high and low bottom drains. The high bottom drain removes surface scum, while the low bottom drain removes heavy solids. For use with liner,