Air Guard gives a tiny puff of aerosol every 8 minutes to completely control all flies, ants, fleas, mosquitoes and cockroaches. It is so effective that just one unit is all that is required in an average 120m² home or workplace.Air Guard will do this without using any powerful chemicals. The active ingredient is pyrethrum, which is a non-residual, ‘household’ type natural insecticide obtained from the chrysanthemum flower.Air Guard has the following advantages: it is portable, can be turned off/on as required, great in food establishments, no effect on asthmatics or people prone to allergies. It’s a deterrent as well as a killer. Ideal for homes, restaurants, offices, poultry sheds, piggeries, stables, green houses, etc. One month money-back “satisfaction” guarantee, wherever you buy Air Guard. Kit includes your first can of Konk.