Our Sonic Horns emit low-frequency sonic energy cleans particulate build-up from filter bags, hoppers, electrostatic precipitators, spray dryers, fans, cyclones, ducts, bins & silos.




Corona Sonic Horns have proven to clean over 10,000 square feet of filter bag area in coal fired boiler baghouse applications.

Food & Dairy

Corona supplies the patented USDA approved sanitary sonic horns for food and dairy spray dryer equipment cleaning.

All Applications

Corona has supplied over 30 different model of sonic horn with different frequency,sizes, materials of construction, and accessories for specific applications.


Corona Sonic Horns produce high intensity, low frequency sound waves that fluidize and remove unwanted particulate build-up.