Absolute Bio-Gel comprises of millions of live bacteria especially developed for the start up and maintenance of all biological filtration systems through nitrification .

Absolute Bio-Gel has been developed for use in filter systems the gel formula allows bacteria to adhere to filtration media more effectively Absolute Bio-Gel shortens the time it normally takes to fully mature a filter system this will normally be around 6-8 weeks but with Absolute bio-Gel the time can be shortened to around 2-4 weeks. Absolute Bio-Gel is also ideal to use after replacing a filter or increasing the volume of water. 

Absolute Bio-Gel bacteria is 100% natural, certified free from all pathogens and is easy to use you cannot overdose with Absolute Bio-Gel.
Available in 
1 litre and 5 litre containers