Black Knight 6" Dia x 12" Long Filter Brushes - 12 Pack tank-onlyWhat are Black Knight Filter Brushes: Black Knight filter brushes are made from the very highest quality Hydrotek polypropylene twisted into two stainless steel wires to form a cylindrical brush with a loop at one end for hanging. The other end is capped with a plastic knob for safety. They last indefinitely and are the easiest to use, most efficient and most cost effective pond filter medium you can buy. Our brushes are used in filtration systems in
It also has a thickened plastic cap for extra safety
Flourish Excel offers aquarists a practical alternative or complement to CO2 injection systems
depending on conditions
Its comprehensive approach ensures that all necessary elements for the biological functions of corals and algae are consistently available
Seachem pH Alert provides aquarium enthusiasts with a reliable and hassle-free way to continually assess and manage the pH of their freshwater environments
Facilitates effective egg collection
the Aquaforce can be used flat or on its side and the case has an integral carrying handle which makes it easy to lift into or out of the pond
Use 50ml per 1150 litres of pond water
Allow the newly prepared water to stabilise for about 10-14 days before introducing corals or fish
preserving the health of aquatic habitats
The unit facilitates easy setup with its single power cable system and tool-free maintenance
Perfect for New Ponds: Helps start biological cycles in freshly filled or cleaned ponds