Descales and cleans quickly and effectively. Just 500ml needed for an average system. Safe on all materials. Use with or witout a powerflushing machine.
 
Trade Plumbing Central Heating Chemicals are:
Non-acid / non irritant & user friendly
Compatible with unknown formulations in systems
Compatible with all metals, aluminium, plastics & rubber
 
Minimum dosage to provide the effective treatment for up to a 10 radiator system is 500ml per 70 L of system water.