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A tall, open cat tower framed from 2x2s with plywood platforms and ramps between levels — a floor-to-ceiling climbing structure the cat actually uses.
| Part | Qty | T × W × L | Material | ✓ |
|---|---|---|---|---|
| Shelf supports ~21" for a roughly 2 ft square footprint; adjust to your design. | 8 | 1 1/2" × 1 1/2" × 21" | 2x2 | ☐ |
| Uprights ~66" gives a 5-1/2 ft tower; set to suit your ceiling. | 4 | 1 1/2" × 1 1/2" × 66" | 2x2 | ☐ |
| Platforms Let them overhang the frame where a ramp lands so the cat has a landing. | 3 | 1/2" × 24" × 24" | 1/2" plywood | ☐ |
| Ramps Length set by the rise between levels. | 2 | 1/2" × 10" × 30" | 1/2" plywood | ☐ |
| Item | Qty | ✓ |
|---|---|---|
| 2x2 board, 8 ft (Pine) Uprights and shelf supports. Exact count depends on height and level count. | 7 each | ☐ |
| 1/2" plywood, 4x8 sheet Platforms and ramps. | 1 each | ☐ |
| Pocket-hole screws, 2-1/2" | 60 each | ☐ |
| Carpet or sisal remnant Grip and scratching surface for platforms and ramps. | 20 sq ft | ☐ |
| 1x2 offcuts for ramp cleats Screwed across ramps as 'speed bumps' so claws can brace. | 6 each | ☐ |
| Wall anchor bracket To fix the top to a wall stud so the tower can't tip. | 1 each | ☐ |
Overall cost: $$. Lumber varies by region, species, and season, so we give a band rather than a figure.