Filter "Jerelo" for a washing machine
Retail price: 49.00 grn.
The polyphosphate filter is applied in household washing machines and serves for protection of heating elements and internal surfaces against formation carbonate scum. Inside of a transparent flask crystals of polyphosphate of sodium are fallen asleep. At passage through crystals, water gradually dissolves them, and satiated with polyphosphate. The polyphosphate film envelops ions of calcium and magnesium and interferes with formation of a scum. Polyphosphate completely will not be dissolved, however in due course it softening ability decreases. After 6 months the polyphosphate necessary to replace in the filter.
