The Cafetto Renew Descaling Powder contains a synergistic blend of organic acids that give outstanding scale removal. Renew is listed with NSF, and has been tested, evaluated and passed the most stringent toxicology and corrosivity standards. The ingredients and formulation of Renew are safe, and they leave no harmful residues and do not cause corrosion within the coffee machine. Safe to use on aluminium, brass and stainless steel. Renew is recommended for removing hard water scale from espresso machine boilers, coffee and milk delivery lines, domestic coffee machines and kettles.
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