FIELD: process engineering.;SUBSTANCE: invention relates to water decontamination. Proposed decontaminant comprises UV-lamp 50 and vessel 30 with inlet 32 and outlet 34 to accommodate reaction chamber 35. Note here that vessel outlet makes a free drain line. UV-lamp 50 and vessel 30 are integrated in cartridge 10. Note also that said cartridge 10 comprises at least fasteners 20 for coupling with connector 1 and current and water supply lines 22, 24 from said connector 1.;EFFECT: simple and safe UV-lamp replacement.;26 cl, 6 dwg
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