Custom Pro Matala 3-Pack Blue/Green/Gray Round Filter mats-24 Diameter Rolls-Pond Media

The 3 pack consists of: 1 roll of Green Medium Density, 24" diam., 6" thick 1 roll of Blue Fine Density, 24" diam., 6" thick 1 roll of Gray Super-Fine Density, 24" diam., 6" thick The open, highly aerobic 3 dimensional structure of Matala Filter Media promotes healthy water conditions and ease of cleaning in a wide variety of filter designs.This is simply the most effective, longest lasting, crush resistant filter material available today! You'll see it featured in every major Pond & Koi & Fish Care Magazine. It is a vast improvement over the OEM filter mats standard with most filters/skimmers today & a fantastic upgrade for any brand filter or skimmer!Easily trims to fit Aquascape, Savio, American, Easy Pro, Laguna, Cyprio/Hozelock, etc. skimmers & filters just to name a few. Specially sized for round vortex or barrel filters.

• FOR CYLINDRICIAL FILTERS AND TANKS: Designed specifically for cylindrical filters & tanks.
• BEST FOR BIOLOGICAL FILTRATION: A choice of densities allow for step-wise transition from mechanical to biological filtration.
• GOOD ADHESION OF NITRIFYING BENEFICIAL MICROBES: Excellent surface area per sq. ft. with good adhesion of nitrifying beneficial microbes.
• IMPROVES GROWTH OF BENEIFICIAL MICROBES: A high number of interstitial spaces in the tri-dimensional matrix of the filter media improves an early and even growth of beneficial microbes.
• EASY TO PEEL AWAY LAYERS: Easy to peel away layers and cut to fit with heavy duty Scissors, utility knife, circular saw or jig saw!
• DIMENSIONS: Each roll measures 24" in diameter and 6" thick.