Use Mayhems Extreme Biocide to eliminate bacteria and other single celled organisms from inhabiting your PC's water lines. Algae is a common problem with liquid cooled PCs and if left untreated can cause obstruction to vital components resulting in overheating. Mayhems Biocide Extreme? is the Ultimate Steriliser for water cooling systems contacting dyes and stops contamination in your water cooling system as well as a PH balancer and last but not least a descaler to combat scaling issues. Suitable for use in liquid cooled computers that contain Mayhems dye range.Benefits of Mayhems Biocide Extreme Kills green water, blue-green algae, slime, scum, mould spores and all types of green algae on contact. Suitable for use in water that has been dyed. Will not Foul your system. Highly effective in preventing the build up of bio-films in PC water cooling. Mayhems Biocide Extreme gives a 99.9% reduction of the species within 3 hours.