IonExchange Store › Dual Plate Array - Replacement Dual Plate Array - Replacement Sale Price: $165.00 Original Price: $189.00 Two Plate Array - Replacement Array*Compatible with IonExchange Lite units. Two Plate Array - Replacement Array*Compatible with IonExchange Lite units. Quantity: Add To Cart Added! Sea Salt - Refill (One Pound) Sale Price: $10.00 Original Price: $12.00 Add To Cart