AquaMeds Arctic Blend Cold Water Pond Bacteria BIF-BL-011 you can easily add cinder

you can easily add cinder blocks (or similar) to sink the tubing

blue & green combination

3-Tier) and a waterproof three warm white LED spotlight set

These pumps are versatile and can be used in a wide variety of installations

AquaMeds Arctic Blend Cold Water Pond Bacteria BIF-BL-011 you can easily add cinderHELPS FISH THROUGH WINTER Aqua Meds Arctic Blend Beneficial Winter Koi Pond Bacteria is formulated to prevent poor pond water conditions in cold weather. It helps ward off winter fish stress that can cause spring pathogenic outbreaks that can lead to fish loss. It does not deplete oxygen in the pond water. REMOVES POND AMMONIA AND OTHER TOXINS This is not a nitrifying product. It is a beneficial bacteria with microbes that absorb ammonia from pond