This product will save you time, money and frustration. Blazer tank cleaner neutralizes pesticides and fertilizers in your sprayer. It will help you avoid injury from pesticide residue and also help your sprayer last longer. For small sprayers fill tank about 25 % full of water. Add 1/2 oz of blazer per gallon of water. Shake tank vigorously, and make sure to spray the solution through the wand. Repeat these step with plain water. Or larger tanks (100-300 gallon), add 50 gallons of water and 16 ounces of Blazer, agitate tank and use hand sprayer to wash up the sides and top inside the sprayer. Flush with clean water when done.