Profile: Waldrum Specialties, Inc. offers Thinvert application system, TVB® and Radiarc® sprayers. Our Thinvert application system combines a patented series of spray nozzles with a patented thin invert emulsion spray fluid & a control spray drift, covers brush foliage & eliminates evaporation of airborne sprays. TVB® is developed to enable operators of fixed-wing aircraft to apply herbicides quickly and accurately. We design Radiarc sprayer, which is a compact, precision device with an optional vertical actuator and solenoid valve.