Description Hailea HL-BT Internal Filter 20 watt 1000 l/h flow 90-360 litre tank ~ The filter with 2 types of media ~ Special filter sponge ensure excellent mechanical filtration while actived carbon keeps water clean and odour-free. Additionally, the oxygen-generating function also makes it outstanding from other similar filters. Features:- * High quality resin to seal the winding and never leak electricity * High quality bio-chemical filtration sponge which is suitable for breeding nitrifier * Special structure carbon box which is better for releasing the impurity in the water. These filters are suitable for tropical, coldwater or we use regularly for turtle set ups as the intake is from the bottom. We find these efficient and very affordable.
