The PowAir VAPR Nano sprayer , used in conjunction with PowAir Liquid or PowAir Penetrator, is used to eliminate unpleasant odours from large areas , vehicles, rooms, carpets, upholstery, etc. Spray freely in the area where you want to neutralize odors, or at a distance of 20-30 cm from carpets, upholstery, plastics, leather, etc.