Let's face the truth. Flea bombs are not 100% effective in killing fleas. We've found, in every instance when people have used flea bombs, they still have fleas after bombing.
How long do you have to be gone after flea bomb?
Safe use of these products requires that everyone, including pets, leave the treated space and close the doors after foggers have been released. Stay out until the time indicated on the label has passed, usually two to four hours. Prematurely entering the treated premises may lead to illness.Jun 3, 2021