JBL Internal Filters

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JBL Internal Filters

JBL 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.

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Just a few reasons why Charterhouse are the industry leaders

1 Hour Delivery Slot

We provide a 1 hour delivery slot for all Premium Next Day delivery services. No more waiting in all day.

SMS And Email Notification

Your delivery slot will be text and emailed to you. You can then submit a different day or request the parcel is left with a neighbour.

Weekend Deliveries

We now offer deliveries on both days of the weekend. These services can be selected at checkout.

Free Shipping Over £50

Spend over £50 on your order and qualify for free shipping. Next day and timed services available.

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Pay by Finance

We offer flexible monthly finance options. Credit is subject to application and status.

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Reward Points

As a thank you, we run the Charterhouse Points scheme. Earn points on every order.

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