ZeroTol from BioSafe Systems is a bio-rational, broad-spectrum algaecide/fungicide formulated to kill active and dormant spores. Use ZeroTol for a wide variety of curative treatments for turf grasses exhibiting symptoms of turf disease. ZeroTol is formulated to be applied at high rates and volumes to eradicate pathogens down to the thatch layer. ZeroTol may be applied using standard spray equipment, chemigation systems, or syringing spray treatments.