This 100 gallon Vacuum Balance Tank features full 1/2” thick PVC construction and is absolutely moisture-proof rust-proof and corrosion-proof. End caps feature a four inch solvent-weld and are domed for strength. Mounting kit and 11/2” drain are included. If standard size is not suitable we will customize a tank for you. Specify length (up to 12 ft.) and number size and placement of openings. Wt. 160 lbs.