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These silent running Linear Diaphragm Pumps are designed for many applications:
it is the only solution that contains what fish receive in their natural environment
resulting in increased susceptibility to disease
add this product at the maximum rate of 10 ml per 30 US-gallons daily until the desired calcium concentration is attained
or adding fish
AZOO Active Filter 4 in 1 Size:1L These silent running Linear Diaphragm400 times effective surface and decomposition rate than normal bio filter ring. Easily detached bio membrane improves metabolism of beneficial bacteria. Recyclable for plant soil use. *** 5L Preorder item, lead time 1 week ***
US$ 935.34
US$ 188.00