PROKLEEN FILTER CLEANER 1 X 5L. PROKLEEN WHIRLPOOL CLEANER 1 X 5L. Add 500ml of the solution to a container with 10L of warm water Soak the filter in the solution overnight. Pro-Kleen Whirlpool, Hot Tub & Spa Cleaner 1 x 5L & Filter Cleaner 1 x 5L.
eBay