Ready-to-use, quick and easy to apply. Immediate and long-lasting effects for up to 6 weeks. Also effective against stone and tree martens. The deterrent Substral Celaflor Dog and Cat Stop is an effective, ready-to-use repellent against dogs, cats, and martens, providing immediate and long-lasting effects of up to 6 weeks. Existing scent marks are covered, thus preventing soiling. For use around the house, such as at garden fences, walls, driveways, and also in covered areas around the house, like carports and storage rooms. It is advised to avoid application in living areas due to odor concerns. Contents: 500 ml. Coverage: Depending on application. Application period: Year-round. Active ingredient: 50 g/l Eucalyptus citriodora oil.