PH-NEUTRAL - DOES NOT DO ANY HARM TO THE BOILER OR THE HEATING SYSTEM.
REMOVES SLUDGE AND METAL OXIDES.
CAN BE LEFT IN THE SYSTEM FOR A MONTH ( AS IT WORKS SLOWLY) AND DRAIN.
FOR FASTER REACTION USE AN EXTERNAL PUMP AND RUN MINIMUM FOR 3-4 HOURS.
WILL TREAT UP TO 10 RADIATORS
