Efficient Sonics are manufacturers of high-quality ultrasonic systems which provide eco-friendly, safe and cost-effective control of unwanted growth of bio-film, algae, marine fouling and certain parasites, in water. We have over 15 years' experience. The Efficient Sonics range of ultrasonic products offers a safer and cleaner alternative to the use of harsh chemicals to combat problem fouling, which ensures that the environment and wildlife are safeguarded. we offer our customers the option of purchasing a portable signal strength detector with all of our products so that the strength of the ultrasonic signal can be measured once the system has been installed, and monitored thereafter. Our mission is providing an effective method for reducing fouling in a multitude of applications and industries including ornamental ponds, lakes, reservoirs, boats, harbor structures, commercial shipping, fish farms, industrial heating systems and cooling towers.