One or more cat treads may be included above the top planter tread. These are views looking down on the cat perch from above. The 112 Model Spiral is shown to the right. The 112 Model has one cat tread between the top planter tread and the perch. This is a suggested setup that could be changed as you see fit.
P indicates suggested positions for the planter treads.
Other Standard Models Taller kits are available to fit higher ceilings. The 142 Model is shown at the left. All the parts can be re-positioned to suit your taste. Edge bound carpet pads are available for the cat treads and perch to provide better footing when a smooth finish is applied to the wood.