Hi
I have been reading forums and SDS for hours and my head hurts. Some recommend Sulfamic acid products other citric acid and Gaggia and others use a combination. Due to the boiler being alloy whats the preference?
Thank you
I have been reading forums and SDS for hours and my head hurts. Some recommend Sulfamic acid products other citric acid and Gaggia and others use a combination. Due to the boiler being alloy whats the preference?
Thank you

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