Spectracide Terminate Termite Killing Foam kills exposed subterranean, dry wood, and damp wood termites, both indoors and outdoors. This foaming formula is non-staining and kills on contact. The extension tube helps to direct spray into hard-to-reach areas. Use this product to treat infested areas and areas likely to be infested, such as wood surfaces, voids and tunnels in damaged wood, behind veneers, in structural voids (between stud walls and spaces between wood and foundations), along cracks and along crawl spaces. Also controls carpenter bees. In addition to using this product to spot treat for termites, you can also help reduce your risk of getting termites by taking some important steps. Eliminate sources of moisture for termites inside and outside your home. Remove food sources (any direct wood-to-ground contact, including branches for trees and shrubs, and get regular termite inspections. This product is not recommended as sole protection against termites. For active termite infestations, get a professional inspection. For localized kill only of above-ground dry wood termite infestations.