PB1243 Size: 40" Features: -Stronger mesh media bags last longer.-Octagonal design improves strength.-Reversible weir.-Stainless steel hardware resists corrosion.-Filters up to 1,200 gallons.-Max flow rate: 10,000 GPH.-Inlet size: two 2" spinwelds. Includes: -Includes: 2 matala filter mats, 24" x 36" media bag, landscape lid, installation kit (silicone, liner clips, screw caps, stainless steel hardware and instructions). Dimensions: -Waterfall width: 14" spillway.-Dimensions: 21" H x 23.5" W x 18.5" D.