The Mosquito Control Kit - Heavy Population contains three different professional products that work together to treat large areas or heavy populations of mosquitoes. The products in this kit contain different active ingredients that target different stages of mosquitoes’ development for the most thorough population control. Talstar P is a liquid concentrate that can be applied to structures and ornamental plants: the active ingredient bifenthrin kills biting adults both with the initial spray and for weeks after the application. Tekko Pro is an Insect Growth Regulator that interferes with mosquitoes’ development, preventing immature mosquitoes from breeding. BTI Mosquito Dunks contain a natural bacteria that control developing mosquitoes in standing water. This mosquito kit treats up to 32,000 square feet plus 2,000 square feet of water.