Grainger carries powerful insecticides to help protect people and buildings from the dangers insects can pose. Get wasp and hornet killer spray to help keep residential homes and commercial spaces safe from these potentially dangerous stinging insects. Kill pesky home invaders like crickets, centipedes, silverfish, spiders and more with crawling insect killer. Whatever insect you need to exterminate, chances are you'll find an insecticide that can do the job at Grainger. Shop today!