The TM Series cooling tower expandsDelta Cooling Towers, Inc.'s(Fairfield, NJ) unit capacity up to 2,000 cooling tons. According to the manufacturer, the tower provides longer life than traditional metal towers without the high cost. Other features include a unitarily molded leakproof sump with I-beam pockets; nonclog, large orifice spray nozzles; double-wall, seamless, high-density polyethylene shell; and direct drive fan.