6 panels will fit the ground of the 2m wide by 3m wide outdoor pet run. Please make sure you check how many panels you need, for the 2 wide by 2 wide run you need 4 underfloor mesh panels 2 wide by 3 wide run you need 6 underfloor mesh panels 3 wide by 3 wide run you need 9 underfloor mesh panels 3 wide by 4 wide run you need 12 underfloor mesh panels For larger runs to work our how many underfloor mesh panels you need just multiply the number of panels on each side of the run, e.g. 3 wide by 5 wide = 15 panels