The new 250ml spray now has an improved very effective water-based formulation and to distinguish it is in blue livery instead of the previous green can The new spray kills crawling and flying insects such as fleas mites lice bedbugs wasps mosquitoes cockroaches ants flies etc on carpets rugs soft furnishings and pet bedding and is a surface or space spray for use in and around domestic premises It is now recognized that treatment of adult fleas on pets is not enough to deal successfully with flea infestations even with the use of spot-on treatments widely sold by the Veterinary Profession and Pet Stores Regular use of a environmental spray is also necessary to deal with 95% of the flea life cycle which takes place in furnishings etc where hundreds of flea eggs larvae and pupae develop rapidly into adult fleas and cause continual re-infestation of pets and homes Regular thorough vacuuming of carpets furnishings etc is also recommended and wash or change pet bedding regularly Johnson �s Extra Guard House Flea Spray plus is therefore highly recommended for use in conjunction with treatments for pets Only by controlling the development of hatching fleas in the environment will flea infestations be successfully treated and prevented