Blue Thumb Barley Extract — Natural Clarifier Size:32 Ounces AL-35M air pumps and smaller

AL-35M air pumps and smaller feature 1/8" FPT outlet and several barb fitting adapter options included

These may or may not hold water and do have black charring on the inside

bypass to waste drain

Contains 5 strains of heterotrophic bacteria with 1

Many fountains are collection areas for organic materials

Blue Thumb Barley Extract — Natural Clarifier Size:32 Ounces AL-35M air pumps and smallerBlue Thumb Barley Extract provides a natural solution for maintaining a clean and healthy pond all year long! As barley straw slowly ferments or rots, it produces a natural extract effective for clarifying pond water. Barley Extract is a powerful liquid concentrate of this extract that works faster than applying barley pellets or barley straw bales. Maintains clean, clear water faster than barley bales Safe to use in ponds around fish, plants,