Is there a maximum amount of time that I can leave a sludge remover in a system?
I have bought some Sentinel sludge remover but do not intend to change my downstairs radiator until April, but I thought of adding it to the system now while we are using the heating every day.
I have bought some Sentinel sludge remover but do not intend to change my downstairs radiator until April, but I thought of adding it to the system now while we are using the heating every day.