Kockney Koi Filter Sponges 21 x 42″ (Pack of 3)


1 in stock


High quality sheet foam can be cut to any size giving a large economical filter surface and can be used in conjunction with filter wadding for sparkling water quality.

3-piece foam packs are available to fit virtually all types and sizes of biological box filters. Normally supplied in three different grades of dimpled foam per set.