This package contains two products that will work well together as a sump/protein skimmer combo: the ICECAP 36 REEF SUMP and the ICECAP K2-200 PROTEIN SKIMMER. This modern day ICECAP 36 REEF SUMP features a spill-over design in the micron bag compartment with compartment lids for quiet operation. Features adjustable baffles with probe holders and plenty of room for the equipment such as skimmers, heaters, return pumps and reactors. Optimal for aquariums up to 190 gallons, and appropriate for aquariums up to 220 gallons. Dimensions: Overall Footprint 36" x 18" x 16" tall; Skimmer Chamber 19" x 18"; Return Chamber: 9.2" x 13.6"; Drain Bulkhead: Two X 1". Solid acrylic construction. Adjustable water depth: 5" to 9". Bubble diffusing intake chamber with lid. Built-in filter sock holder. Sock Size: 4in x 40cm. Adjustable water depth. Triple probe holder. Probe Bracket: three 15.5 mm holes. The ICECAP K2-200 PROTEIN SKIMMER is a remarkably compact skimmer that offers a new level of refined filtration for marine aquariums ranging from 180 to 300 gallons. All aspects of the skimmer were implemented to surpass many challenges other skimmers on the market miss out on. The ICECAP K2-200 PROTEIN SKIMMER is for aquariums up to: 300 gallons, light bio load; 260 gallons, medium bio load; 180 gallons, heavy bio load. In-sump installation only. Sicce PSK-1000 Pinwheel Pump. Footprint: 8.3" X 10", 23" tall.