Oase Hel X 13 Biomedia 25 Litres - 42904 Type_Walk in Greenhouse Sometimes you may need to

Sometimes you may need to replace a part of your pond filter due to damage or loss

Black Foam: 24cm at widest points

5cm (LxWxH)

Dimensions: 150 x 75 x 25mm

Please note: This model is not compatible with KCT Pet Run Cover or Floor (sold separately)

Oase Hel X 13 Biomedia 25 Litres - 42904 Type_Walk in Greenhouse Sometimes you may need toOase Hel X 13, an advanced biological media designed for Proficlear Filters. The Hel X bio media has been redeveloped by Oase engineers to further increase its biological settlement surface area by an additional 13% giving it is name Hel X 13. Hel X 13 consists of small individual bio mechanical plastic casings which allow beneficial aerobic bacteria to settle and breed inside its unique shape. This helps to biologically break down soluble waste to be