BI-OA Air Horn Bi-Directional Air Horns SUITABLE FOR MARINE VESSELS UP TO 20 METERS, WARNING SIGNALS, OR OTHER INDUSTRIAL USE IMO/COLREGS certified for vessels up to 20 meters Assembly includes only 1 moving part Highly reliable, no Maintenance required Low air consumption, operates on a wide range of air pressure Audibility: Fundamental Frequency: Operating Voltage: Operating Temperature: Operated with separate electric solenoid valve -4º C to +75º C [25º F to 167º F] Bronze and brass horns All bronze and brass construction for corrosion resistance Degree of Protection: Designed to penetrate high levels of background noise Bi-Directional design for improved coverage Basic Dimension: Kahlenberg Industries, Inc. 1700 12th Street, P.O. Box 358 Two Rivers, Wisconsin, 54241 Phone: (920) 793-4507 / Fax: (920) 793-1346 Website: www.kahlenberg.com Email: i