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The coarse and the fine blue filter sponges house the most important bio - cultures, which are responsible to effectively clean the water. You should clean or replace one sponge at a time every 3 - 6 months to maintain the right biological balance in your aquarium.
Suitable for RIO 240, VISION 260 You may also want to consider the other Juwel Standard Sponges in the related products below. Customers who bought this product also purchased...Related ProductsAsk a question about this product |
