Our trunk injection hardware and chemical products are sold through local distributors that are knowledgeable about tree care and treatment in your area. They are there for you with advice and instructions and can answer your tree pest and disease questions easily. Every product is different and we provide a label with instructions…available online and included with the chemical. And ArborSystems has videos online so you can see for yourself how it is done in the field. Remember, ArborSystems products are applied only by chemical applicator professionals. Need to find a local distributor, click here.