Country Vet Mosquito & Fly Control Refill

Each Country Vet refill bottle lasts for 30 days of continuous use. The metered dispenser automatically releases the formula, so you don't have to manually reapply it—just insert the refill and let it work 24/7 to protect your space.

One refill is capable of controlling a 6,000 cubic foot area, making it ideal for barns, stalls, garages, and similar enclosed spaces. Many customers successfully use it in horse stalls, small barns, and garage areas.

Yes, this product is safe for use in barns and around horses. It's EPA registered and USDA rated, and customers have been using it in horse stalls for years without issues. One long-term user reported using it successfully in their horse stall for four to five years as part of their fly control routine.

The Country Vet system is safe for use on farms and in multi-animal environments. Customers have successfully used it with chickens, cats, dogs, and other livestock without problems, making it a great choice for diverse acreage operations.

The Country Vet spray kills and repels mosquitoes, gnats, and flying insects using a powerful Pyrethrin (1.76%) formulation. This makes it effective against a wide range of flying pests that can bother horses and other animals.

The innovative metered unit works automatically once you insert the refill bottle—you simply set it and forget about it. It dispenses the fly and mosquito control formula continuously for 30 days without requiring any manual application.

Many experienced users recommend keeping at least one extra refill in stock so you never run out of protection. One customer noted they always know when their refill is empty because flies return—so having a backup ensures your animals stay comfortable year-round.

Yes, this spray works year-round in warm climates like Florida and Arkansas, where mosquitoes and flies are persistent problems. Combined with other fly control methods like regular stall cleaning and fans, customers report excellent results throughout the year.