Wall Molding & Trim

Choose based on room style, ceiling height, and function: crown molding for ceilings, baseboards for floor protection, chair rails for wall damage prevention, and picture rails for hanging art. Match material (MDF, solid wood, polyurethane) to desired look, paintability, and durability; denser materials suit high-traffic areas and carved profiles require better substrates for clean installation

Common materials are MDF (inexpensive, smooth, easy to paint), solid wood (authentic grain, stainable, pricier), polyurethane (lightweight, moisture-resistant, good for ornate profiles), and PVC/vinyl (waterproof, good for bathrooms). Choose MDF or polyurethane for painted moldings and solid wood if you want a natural stained finish

Measure linear feet of each wall and add 10–15% waste for miters and mistakes. Basic tools: tape measure, miter saw (or hand miter box), coping saw for inside corners, finish nails or nailer, level, adhesive, caulk, and paint supplies. For complex profiles, consider masks or guides for accurate cuts

Expect a wide range: budget options under $50 for simple trims and enough material for small rooms, moderate projects typically fall in the $75–$200 range for higher-quality materials or ornate profiles, while larger rooms and premium wood or custom profiles increase costs further. Factor in tools, fasteners, adhesive, paint, and labor if hiring help

DIY is feasible for straight runs and simple profiles if you have basic carpentry tools and can make accurate miter and coped joints; hire a professional for complex corners, tall ceilings, uneven walls, or when working with expensive materials to ensure tight joints and proper finishing

Fill nail holes and gaps with wood filler or paintable caulk, sand smooth, prime if needed, and paint or stain according to the material. Clean with a soft cloth or mild detergent; avoid harsh chemicals on painted or polyurethane surfaces and periodically inspect caulked seams for reapplication