Powder corresponds to the manufacturer's instructions and does the job!

We use the powder with prior filling the toilet with hot water. Thus, the supplied measuring cup must not be filled completely. The foam then rises up to the edge as desired on. Actually then enough the rearing, the Reinigungserbnis is satisfactory. In this respect, facilitating work with a satisfactory result is present. However, we, the powder appears quite expensive, so we give 4 stars because the powder does the job.