For use with the Top Paw Pet Yard Containment Pen. Made exclusively for PetSmart. Each panel of the Extension Kit for the Pet Yard XT is 30" wide and 26" high, the same as each panel in the Pet Yard. The space between each panel is approximately 2-1/4". The diamonds in the mesh measure approximately 1-1/2" high by 1-1/4" across. An Extension Kit includes two panels, with all the corner parts for each panel – the carpet foot, plunger, spring and screw – so you are able to attach it directly to your existing Yard. Warranty: Please click here to access warranty information. North States; Two-Panel Yard Extension Kit, Size: 30"W x 26"H | PetSmart