Grease Exhaust Vent System Cleaning We don’t just say it’s clean, we prove it! Enviromatic Corporation provides the highest quality commercial kitchen exhaust system cleaning and related services, products and consulting. Enviromatic -- known to many simply as “Viro” -- also handles almost all aspects of grease exhaust systems: Grease Exhaust Inspection Guide - Complete Job Grease Duct Inspection (1.4mb PDF) Inspection Picture Guide Job Specifications Before, During, After Exclusive “Roto-Steammcleaning” Process: Solid Fuel System - Before and After Stir Fry System - Before and After Testimonial: “I can tell you that this is the best job that has ever been done on these hoods. I could not find any- thing anywhere. Fans, chute, outside or inside on either side. By far the best I’ve seen.” ~ Houston Area Restaurant