Fernox DS40 System Cleaner

Product Uses
For fast-acting removal of limescale, black sludge (magnetite) and other deposits from boilers and central
heating systems. Designed for use with powerflushing units for more efficient, rapid cleaning. Can be used
separately to descale a boiler.

DS40 SYSTEM CLEANER
– Rapidly removes limescale, black sludge and
other deposits
– Restores circulation and improves heating
efficiency
– Free-flowing powder for easy use with
powerflushing units or application via F&E tank
or Injector (for sealed systems)
– Turns yellow when product exhausted
– Compatible with all mixed metal systems
– Neutraliser sachets included