RS Electricals - RS 4000 HANGONRS 4000 Hanging Aquarium Filter Product Description The RS 4000 Hanging Filter is a high performance, space saving filtration system designed to deliver clean and healthy water for your aquarium. This hang on back (HOB) filter uses a multi stage filtration process to effectively remove debris, toxins, and impurities while enhancing oxygen levels. Its compact design and quiet operation make it a perfect fit for both hobbyists and professional

Composition: Volcanic stones

Purpose:These sponges are designed to provide mechanical and biological filtration in your aquarium

and mineral balancing

Color: Soft pink with natural variations in tone

Elegant Appearance: Bright white color enhances visual contrast in tanks

Low Maintenance Decoration – No cleaning hassle

Do not use sharp tools to clean

and fish-safe

This space-saving top filter sits conveniently above the aquarium

Position securely to prevent movement due to strong water currents

or color contrast zones

With appropriate care