Developed in 1999, Rataway Fragrance, has saved customers over 10 million dollars in damage. It was invented to prevent damage to heating and air conditioning equipment. It has been proven to be a very effective deterrent to protect from rats, mice, squirrels, chipmunks, rabbits, deer and other various small rodents that cause damage Rataway Fragrance, is used to protect car and truck engines, wiring, farm machinery, duct work, electrical lines, cables, insulation, PEX waterlines, furnaces.