Refill for Country Vet Mosquito & Fly Spray unit. It is safe to use in farms, dairies, barns, kennels, factories, food handlinf areas, and offices. This product is ozone friendly. Includes Geraniol which is a natural insect repellent. 6.9 oz can. Covers 6,000 cubic feet. Do not use in nurseries or rooms where infants, ill, or old persons are.