The .5" plywood shim is a versatile and essential tool for filling small gaps and spaces in various construction projects. Ideal for leveling surfaces like subfloors, countertops, or appliances, these shims help ensure a secure fit for doors, windows, and cabinets. They also provide temporary support or spacing in multiple applications and can enhance insulation by filling gaps around walls and openings. Constructed from .80 treated CCA CDX plywood, this shim offers exceptional resistance to rot, decay, and insect damage, making it perfect for outdoor or high-moisture environments.