Interior Door Slabs Our interior door slabs offer the flexibility you need for any installation style. Available in three quality options—MDF Composite for a smooth, paintable surface; Stile and Rail Veneered for timeless wood aesthetics; and Molded doors in hollow-core or solid-core construction—these slabs work perfectly for barn doors, pocket doors, bypass configurations, or as replacements in your own pre-hung frames. Whether you're tackling a creative DIY project or need components for a professional installation, our door slabs provide reliable quality and design versatility. Select the style and core type that matches your vision and budget, then customize your installation exactly as you envision it.