Aquascape® Beneficial Lake Bacteria, 1 Gallon Pondmaster Eco-Series Check Valve Assemblies are

Eco-Series Check Valve Assemblies are used inside Eco-Series skimmers to bring the flow of water from the pump up to the outlet hole in the back wall of the skimmer

Ingredients: Wheat Middlings

Item Dimensions* Cushion for 4' Swing Bed / Daybed 45"L x 39"W x 2"H (or 4"H) Cushion for 5' Swing Bed / Daybed 55"L x 39"W x 2"H (or 4"H) Cushion for 6' Swing Bed / Daybed 68"L x 39"W x 2"H (or 4"H) Cushion for 75" Swing Bed / Daybed / Newport Bed 75"L x 39"W x 2"H (or 4"H) *Cushions may vary from nominal dimensions by up to 3/4"L

while providing a buffering agent and ion attenuation -- giving lined ponds some of the same beneficial properties of earthen ponds

Competing products are generally in a freeze-dried form

Aquascape® Beneficial Lake Bacteria, 1 Gallon Pondmaster Eco-Series Check Valve Assemblies areAquascape Lake Bacteria help restore biological balance in large ponds and lakes, keeping the water clean, clear, and healthy and reducing the need for additional water quality maintenance. This formula is fortified with prebiotics to improve probiotic growth and to enhance water quality. This bacteria will not cause the "floating sawdust" effect often seen with other lake bacteria products. Water soluble packs are easy to apply Each pack treats 1 16