Ready-to-Dispense (RTD®) is the maintenance-free dilution control system that’s built right into the bottle. Simply attach a hose and you’re ready to dispense. Specially formulated for removal of protein, fats and food residue found in kitchens. Can be us. ed as a spray-and-wipe cleaner for food contact surfaces or as mop solution for unsealed flooring and walls. Not for use on wood, cork or linoleum. NSF Classification A1. Makes over 100 gallons of mop solution or up to 400, 32-oz. ready-to-use spray bottl. es. Requires Water Hook-Up Kit DRK 4129080 (sold separately). Two labeled 32-oz. spray bottles and one 1.5-liter bottle of concentrated cleaner per case.. .