JBL Internal FiltersJBL ProCristal internal filters have a two or three-stage filter system offering the following advantages: The mechanical primary filter traps coarser particles such as fish excretions, plant residues, etc. and so protects the biological filter substance from unnecessary pollution. Long service life of the biological filter substance. Good degrading of toxic nitrogens such as ammonia and nitrite, as useful cleansing bacteria settle in the biological filter stage.
Spend over £50 on your order and qualify for free shipping. Next day and timed services available.Find out more
We offer flexible monthly finance options. Credit is subject to application and status.Find out more
As a thank you, we run the Charterhouse Points scheme. Earn points on every order.Find out more