The most effective solution on the market, ultrasonic rat & mouse repellents act by emitting ultrasound waves, which are inaudible to humans, but are irritating to rodents, who use this frequency to listen to predators. Unlike traps, which do nothing to deter rodents, ultrasonic devices function as a permanent solution, making an area unsuitable for rodent colonization. Primrose stocks both mains and battery powered repellers, the latter for locations without a power source, such as attics, barns, boats and caravans.

For a wealth of inspiration and expertise, have a look at our Pest Control Ideas & Advice hub.