PROKLEEN FILTER CLEANER 2 X 5L. PROKLEEN WHIRLPOOL CLEANER 2 X 5L. Designed For Hot Tubs, Spas And Whirlpools. Pro-Kleen Whirlpool, Hot Tub & Spa Cleaner 2 x 5L & Filter Cleaner 2 x 5L. Hot tub water is exposed to a range of contaminants—including bacteria, body oils, dead skin cells, and organic debris—that enter from multiple sources.
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