This invention is formula and method for dispensing, injecting, or otherwise installing a formula comprising a mixture of compounds, foams, caulks, sealants, insulations, gels or other such mediums along with poisons, barriers, repellents, or deterrents in order to facilitate sealing or insulating as well as the additional benefit of killing, blocking, deterring, repelling or otherwise hindering said rodents, mammals, insects, and/or pests.