OASE BioCompact Internal Filter Size:BioCompact 25 this equates to a hatch-out

this equates to a hatch-out of over 82%

Under table blade guide and new blade guide above table

with easy to see color change for precise measurement

Ferrous Gluconate

and Freshwater Aquaria

OASE BioCompact Internal Filter Size:BioCompact 25 this equates to a hatch-out***PREORDER ITEM, LEAD TIME 1 WEEK*** Product Characteristics: Individually adjustable water flow rate. Effective water filtration for small aquariums and paludariums in a compact size. Complete set immediately ready for use. Flexible: Since it can also be installed horizontally, it is also suitable for use in paludariums.. Economical: Extremely quiet and energy efficient pump. Adjustable: The water flow rate can be adjusted individually on the water