BNC Mosquito Coils are spiral‑shaped mosquito‑repellent coils that emit a protective smoke when burned, helping to repel mosquitoes and other flying insects in indoor and outdoor spaces. They’re easy to use and ideal for homes, patios, gardens, camping, or any area where mosquito control is needed. Mosquito coils are a widely used traditional method of pest control that release insect‑repelling smoke as they smolder slowly.