The 2004 Anniversary Issue of the Alnor Product Catalog celebrates 85 years of providing quality instruments for HVAC contractors, facility personnel, building engineers and safety officers. Introduced at the AHR Expo in Jan. 2004, the catalog is almost 30 full-color pages of photos and product information. It includes information about the new EBT 720 Series of Electronic Balancing Tools (EBT 720 Micromanometer and EBT 721 Balometer® Capture Hood). These tools were designed with special test and balance features, including light weight, ergonomic design, auto-zeroing and back pressure compensation. The catalog includes sections covering all of the Alnor tools used to measure air velocity, air volume, air and water pressure and IAQ parameters. Alnor.