With the initial dose, its key to make sure the system water is circulated properly so that the inhibitor is sufficiently mixed. Fernox recommend that you let the system circulate for at least 15 minutes. Also having the system on hot will help speed this up.
When should Protector + Filter Fluid be used in a heating system?
Protector + Filter Fluid should only be used in combination with an in-line system filter, which can trap and contain the debris in the system before safe removal. It is ideal for use in circumstances where a system has previously been cleaned or flushed but subsequently has not been adequately protected so further corrosion has taken place. It is also
