Black Knight 4″ Dia x 12″ Long Filter Brushes – 12 Pack

Black Knight filter brushes are crafted from top-quality Hydrotek polypropylene, twisted into two stainless steel wires, forming a cylindrical brush with a loop at one end for easy hanging. The other end is capped with a plastic knob for safety. These brushes are designed to last indefinitely, offering the easiest, most efficient, and cost-effective pond filter medium available.

Ideal for filtration systems in fish farms, hatcheries, public aquaria, domestic fish ponds, and research institutes globally, Black Knight filter brushes have been extensively tested and proven to outperform other filter mediums. Their unique design and superior materials ensure they remain a valuable addition to your filtration setup, removing suspended particles of waste effortlessly.

Key benefits:

• Extremely easy to use
• Lightweight and non-toxic
• Effortlessly clean and maintenance-free
• Prevent clogging and provide massive surface area for biological colonisation