Quattro-DB® and Mezzo-DB® The Quattro-DB®, Mezzo-DB® & the Quattro-DB® blu, are state of the art, algae and biofilm management systems employing patented, advanced ultrasonic technology. Working in harmony with the surrounding environment, our systems stop algal growth cycles, resulting in rapid eradication. Sonic Head Transducers New uni-body design, IP68 enclosures Ultra slick polymer construction reduces bio-fouling on … Continue reading Quattro-DB® | Mezzo-DB®