Rentokil Insectrol Insect Power is a highly effective insecticidal powder designed to kill and control crawling insects in and around the home. Ideal for controlling cockroaches, ants, fleas, bedbugs, beetles, silverfish, woodlice, carpet moths, carpet beetles and other insects. Also kills wasps in wasp nests. This can be puffed onto surfaces and also over carpets, fabrics and bedding.