ADHI Model 30 Berlin Sump. Rated for aquariums up to 135 gallons. 30-inches x 14-inches x 18-inches (LxWxH). Includes 1-inch barbed conntection for drain line. First divider wall height 10-inches. Skimmer chamber 13-1/2-inches x 10-inches. Sump chamber 13-1/2-inches x 13-inches. Pump chamber 13-1/2-inches x 6-inches. Will fit ASM G-1 & G-1X protein skimmer. Skimmer chamber fits most drop in skimmers. Max flow 1000 gph. Made out of 1/4 Inch Cast Acrylic Construction. 3 Year Warranty. FREE GROUND SHIPPING TO 48 CONTIGUOUS STATES. ITEM IS DROPSHIPPED FROM THE MANUFACTURER