We are the UK's leading manufacturers, importers and stockists of brand leading deterrents to rid your property of Cats, Foxes, Rats, Mice, Moles and other pests.Concept Research has always been at the forefront of household pest and animal control using the most modern forms of technology.Humane ultrasonic cat, fox & pest deterrent manufacturersManufacturers of CATWatch - the only Cat deterrent recommended by the RSPBAll our products are designed to be safe and cause no harm to the environment. We are so confident of the quality of our pest deterrents that they each come with our manufacturer´s guarantee.