Boric Acid For Fleas On Hardwood Floors. Borax for fleas on hardwood floors. Hardwood floors offer fleas many small spaces to live and reproduce, so it's important to stop them before the problem becomes unmanageable.
Combination of borax and boric acid continues to be used in cellulosic and other hydroxyl—containing polymers. Use boric acid as a safe and natural solution for fleas with help from a pest. If ingested, it damages their stomachs and nervous system.
Boric acid is a great alternative to most flea powders as they usually contain unfamiliar harsh chemicals.
Do not use this home remedy to kill fleas on your pets. Use boric acid as a safe and natural solution for fleas with help from a pest. Boric acid is friendly to wooden floors. It can be used directly in powdered form for fleas and cockroaches.