Additional Boundary Kit 150m of wire, 50 training flags & 2 wire splice joiners Add additional wire and flags to increase your dog's fenced area. This kit will compliment the wire and flags that come with your dog containment system. Use the table below to determine exactly how much wire you’ll need based on the size of the area you want to secure. Keep in mind that creating interior loops such as gardens and swimming pools will use more wire. Please note: The table assumes square/rectangular layouts. Other shaped yards may require more wire. Size of Property and Wire Required Area of Block (Acres) Length Around Block in Metres Number of Extra Kits* Total Amount of Wire 1 255 1 300 2 365 2 450 3 440 2 450 4 510 3 600 5 570 3 600 6 630 4 750 7 680 4 750 8 725 4 750 9 765 5 900 10 805 5 900 11 845 5 900 12 880 5 900 13 920 6 1050 14 955 6 1050 15 990 6 1050 16 1020 6 1050 17 1045 6 1050 18 1080 7 1200 19 1110 7 1200 20 1140 7 1200 *This figure represents extra boundary kits on top of the 150m that is included with most containment systems. Check the wire included with the system that you are purchasing and make any necessary adjustments. If you are moving an existing system to another property and need to rewire the new property add one extra kit to the total number. Features Compatible with all PetSafe, SportDOG and Innotek Dog Fences Burial grade wire Easy to install What's in the Box 1 x 150m Spool of burial grade wire 50 x Training Flags 2 x Wire Splice Joiners