Centrifugal blower systems from Hoffman & Lamson, Gardner Denver Products  are designed to meet specific needs. Reliable and durable centrifugal products, and energy-saving controls and VFDs create custom-engineered solutions that are smart, safe and sustainable. Technology upgrades can recover an investment through energy savings in as little as one year. 724/239-1500; www.hoffmanandlamson.com; Booth #2044