Aquarium Internal Filters | Fish Tank Filter

Our range of aquarium internal filters are designed to suit most small to medium sized fish tanks or even to compliment an external filter on a large aquarium tank. An internal fish tank filter will help to ensure that your fish live in good quality water conditions as well as being able to contribute to essential water movement. All of these fish tank pump filters come with a venturi aeration nozzle to create bubbles and increase oxygen levels of returning water to your tank. There are sizes availbale to suit all aquariums up to 600 Litre tanks as above that more than one unit will be required. Replacement filter foams and filter pads are available for all aquarium filter models from our aquarium accessories page. Aquarium Powerhead Internal Filter 400 L/H from £9.99 Aquarium Powerhead Internal Filter 400 L/H ... £9.99 Aquarium Powerhead Internal Filter 500 L/H from £11.49 Aquarium Powerhead Internal Filter 500 L/H ... £11.49 200L/H Aquarium Internal Filter from £7.49 200L/H Aquarium Internal Filter ... £7.49 300L/H Aquarium Internal Filter £8.75 300L/H Aquarium Internal Filter ... £8.75 450L/H Aquarium Internal Filter from £8.99 450L/H Aquarium Internal Filter ... £8.99 600L/H Aquarium Internal Filter £9.99 600L/H Aquarium Internal Filter ... £9.99 800L/H Aquarium Internal Filter £12.49 800L/H Aquarium Internal Filter ... £12.49 1200L/H Aquarium Internal Filter £14.49 1200L/H Aquarium Internal Filter ... £14.49 1400L/H Bio Aquarium Internal Filter £32.49 1400L/H Bio Aquarium Internal Filter ... £32.49 Replacement foam for 200/ 300/ 450/ 600/ 800/ 1200 L/H Internal Filters £2.25 Replacement foam for 200L/H Internal Filters ... £2.25 Replacement foam for 300L/H Internal Filters ... £2.25 Replacement foam for 450L/H Internal Filters ... £2.25 Replacement foam for 600L/H Internal Filters ... £2.25 Replacement foam for 800L/H Internal Filters ... £2.25 Replacement foam for 1200L/H Internal Filters ... £2.25