26 GT fungicide is a broad-spectrum product that provides unsurpassed control of brown patch, dollar spot and a variety of other destructive turfgrass diseases. Trusted by superintendents for its long residual disease control - 14 days or longer - 26 GT also provides quick disease knockdown, even at the height of summer heat and humidity. In fact, 26 GT begins knocking out mycelium in as little as 24 hours after application, resulting in a faster recovery of the turf.