Airmax® Algae Defense® Fast-Acting Algaecide - 1 Gallon Concentrated Hand-built in the USA by

Hand-built in the USA by an Amish craftsman with Pressure-Treated Yellow Pine

This multiport valve for AquaBead and AlphaONE filters is set up for media agitators

SKU Size Treatment 10PBLXQ 32oz 50

The K1 and K+ filters use a blower to save water and clean more thoroughly during backwashing

Airmax® Algae Defense® Fast-Acting Algaecide - 1 Gallon Concentrated Hand-built in the USA byAirmax Algae Defense is a rapid acting liquid contact algaecide, formulated to treat filamentous algae, bottom growing chara, or planktonic algae. Algae Defense can be mixed with pond water and sprayed directly onto target algae for fast acting results. Algae Defense is not recommended in ponds with koi, goldfish, grass carp or trout, but it is great for fresh water lakes, potable water reservoirs, fish hatcheries and game fish ponds. For best