The Recharger 902HD ultra-high-capacity stormwater chamber from Cultec has a bare chamber storage capacity of 17.66 cubic feet per foot and minimum installed storage of 27.26 cubic feet per foot when used with stone. Weighing 78 pounds, the chamber has an installed length of 3.67 feet, 78 inches wide and 48 inches tall. The chamber is designed to withstand AASHTO HS-25 defined loads when installed according to recommended instructions. 800/428-5832; www.cultec.com.