But the degree of effectiveness varied. The studies showed a direct correlation between performance and the percentage of ai in the product. But you have to be careful and know which ones are going to give you the biggest bang for the dollars you spend. He notes that although some products use the same ai, they may contain different concentrations. When using a drift retardant, Ozkan warns that some may be susceptible to pump shear.
Some research suggests that shear reduces the effectiveness of some retardants.
He also advises you not to pour a drift retardant product directly into the spray tank. Most agitation systems do a poor job. Instead, make a slurry by mixing the product with water in a separate container before adding it into the tank. Click here . We'd like to hear from you.