100% Natural and 100% Effective Boric Acid. Once the salt-like granules have been thoroughly brushed into carpets, rugs, upholstered furnishings, cracks and crevices of flooring and baseboards there is no need for reapplication until twelve months have gone by.
Fleas and other insects will be dead in a few of days. It dehydrates and kills adult fleas that ingest the granules as they move around the floor or furnishings. It also kills insects in the larval stage, which prevents them from maturing and reproducing. Within a week or so the infestation is ended. A single application of First Defense protects homes for a full year
Made from Sassolite (Boric Acid) - an environmentally friendly mineral. It eradicates fleas without introducing chemical-based pesticides into the home. Kills fleas by dehydration and by acting as a flea stomach poison. Safe for family, pets and environment. More effective and less expensive than any other flea insecticide.
Once-a-year in-home flea treatment. 1 pound treats 1000 sq ft.
If, for any reason you are not completely satisfied with the First Defense Premise Treatment return it to the manufacturer for a refund.