The Model PS is a sidewall propeller fan with steel propeller, and the Model PA is a sidewall propeller fan with cast aluminum propeller. Both models are belt driven which allows adjustment of fan speed forsystem balancing. The Model P is a direct driven sidewall propeller fan featuring a cast aluminum propeller. Capacities range from 3,500 to 85,000 CFM and up to 1.0 in. wg.
Most sidewall propeller fans are installed with accessories. Romlair offers a complete line of accessories for safety, ease of fan installation, and weather protection. These fan accessories include wall housings, wall collars, guards, dampers, and weatherhoods. Disconnect switches, and special coatings are also available.