Description Professional Use: Tomcat Blox are a professional grade rat poison and contain 50ppm bromadiolone. These blocks are suitable for the control of rats and mice in and around farm buildings and are long lasting in even damp conditions. Unsurpassed in rodent acceptance and control, Tomcat is an excellent clean-out and maintenance bait to control mice and rats. This 8kg Tomcat Blox Rat Poison tub contains approximately 285 x 28g Tomcat Blocks. As with all rat poisons, blox should be used with a suitable rat bait station. Professional Use Only: Please note this product is to be used by professional users. To complete the purchase of this product you will need to prove an appropriate certification or membership upon request. For more information please see www.thinkwildlife.org. If you are a new customer and we don’t have a record of your certification or membership, a member of the team will contact you for confirmation before dispatch.