K-Koi Replacement foam Set 1 (x2 foam x1 wool)

This K-Koi Replacement foam Set 1 features two compatible foam blocks and one wool block designed for use in the Kockney Koi Mega Filter. The set replaces worn-out foam and wool blocks, providing improved filtering for crystal clear, healthier koi ponds. Efficiency ratings for the filter exceed 99%, ensuring a vigorously filtered tank.