Helix Life Support Bio-Mechanical Waterfall Filters Submersible this product does not use

this product does not use any chemicals

MET Listed for electrical product safety

2" Inlet/Outlet)

clarifies your water and removes sludge

Helix Life Support Bio-Mechanical Waterfall Filters Submersible this product does not useLARGE FILTERS ARE LOCAL PICKUP ONLY IN DOWNINGTOWN, PA Small Filter can be shipped. The 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