Oase Hel-X 13 Biomedia - 25 Litres water quality Their ability to handle solid

Their ability to handle solid particles makes them particularly well suited to koi ponds and high-load filtration systems

Upgrade your filter system today and enjoy the peace of mind that comes with using a reliable and long-lasting spare part lid

Tired of murky

The Blagdon 5-Way Switch Box also features stick labels to help you easily identify each switch

balanced diet for daily feeding that provides outstanding color-enhancing properties and excellent growth rates

Oase Hel-X 13 Biomedia - 25 Litres water quality Their ability to handle solidThe Oase Hel X 13 Biomedia (25L) is an advanced biological filter media designed to deliver optimal surface area for beneficial bacteria colonisation. Ideal for use in koi ponds, aquariums, and biological filtration systems, it helps maintain clean, healthy water. Its high porosity design ensures maximum biofilm development, significantly improving water clarity and quality. 25 litres of high performance biological media Engineered for maximum surface