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How to Paint Interior Doors​

Writer: Jayant UpadhyayJayant Upadhyay

Painting interior doors is a fantastic way to refresh your home's appearance without spending a fortune. Whether you're looking to add a splash of color or simply want to restore them to their original glory, painting your interior doors can make a significant impact. In this guide, we'll walk you through the steps on how to paint interior doors, estimate how much it might cost, and provide some handy tips for achieving a professional finish.



int Your Interior Doors?

Painting your interior doors can transform the look and feel of your home. It's an affordable and effective way to update your decor, especially if you're not ready for a complete renovation. Fresh paint can cover up years of wear and tear, making your doors look brand new.

Enhancing Home Aesthetics

A fresh coat of paint on your interior doors can dramatically enhance your home’s aesthetic appeal. By choosing a color that complements your existing decor, you can create a cohesive and inviting atmosphere. Whether you opt for bold, vibrant hues or soft, calming tones, the right paint color can make your rooms feel more personalized and stylish.

Refreshing and Renewing

Over time, doors can become scratched, dented, or faded, diminishing the overall appearance of your home. Painting is a cost-effective solution to renew these surfaces, effectively hiding blemishes and restoring a pristine look. This renewal process can breathe new life into your home without the need for costly replacements.

Boosting Market Value

A well-maintained home with updated features can significantly boost its market value. Buyers often notice details like freshly painted doors, which indicate a cared-for property. By investing in paint, you not only enhance your living space but also potentially increase your home's resale value.


Preparing to Paint Interior Doors



Paint Interior Doors

Before you start painting, it's crucial to prepare your doors properly. This ensures that the paint adheres well and provides a smooth finish.

Assessing the Door Condition

Before embarking on your painting project, thoroughly examine each door for any damage or imperfections. Check for cracks, dents, or peeling paint, as these issues need addressing before painting. Assessing the condition helps determine the amount of preparation required, ensuring a flawless finish.

Gathering Essential Materials

Here's what you'll need to get started:

  • Primer: Essential for ensuring the paint adheres well and provides a consistent base.

  • Paint: Choose your desired color and finish, considering durability and ease of cleaning.

  • Sandpaper: Use 120-grit to smooth rough surfaces and 220-grit for fine finishing.

  • Painter's Tape: Protects areas you don't want to paint.

  • Drop Cloths: Essential for protecting floors and furniture from spills and splatters.

  • Paintbrushes and Rollers: Select quality tools for an even application.

  • Screwdriver: Needed for removing the door from its hinges.

  • Clean Cloth or Tack Cloth: Ideal for wiping down surfaces and removing dust.

Removing and Securing the Door

  1. Take Off the Door: Using a screwdriver, remove the hinges and carefully take the door off its frame. This step makes it easier to paint all parts of the door.Safety First: Ensure someone assists you if the door is heavy to prevent accidents or damage.Labeling: Consider labeling the door and its hardware to ensure easy reassembly later.

  2. Place on a Stable Surface: Lay the door flat on a pair of sawhorses or a sturdy table covered with a drop cloth to protect against spills.

  3. Secure the Area: Ensure the painting area is stable and clutter-free to avoid accidents during the painting process.

  4. Optimal Height: Adjust the height of the sawhorses for comfortable access to all parts of the door.

How to Paint Interior Doors

Step 1: Clean the Door

Before painting, clean the door thoroughly to remove any dirt, grease, or dust. Use a mild detergent mixed with water and a clean cloth, then let it dry completely.

  • Deep Cleaning: For stubborn stains, consider using a gentle scrub brush to ensure the door is spotless before painting.

  • Rinsing: After cleaning, rinse the door with clean water to remove any detergent residue that might affect paint adhesion.

  • Drying: Ensure the door is completely dry before proceeding to avoid paint bubbling or peeling.

Step 2: Sand the Door

  1. Sand the Surface: Start with 120-grit sandpaper to remove any old paint and smooth out imperfections. Follow up with 220-grit sandpaper for a finer finish.

  2. Technique: Sand in the direction of the wood grain to avoid scratches that might show through the paint.

  3. Corners and Edges: Pay special attention to corners and edges where paint tends to accumulate and chip.

  4. Clean Off Dust: Wipe down the door with a tack cloth to remove all sanding dust.

  5. Final Check: Run your hand over the surface to ensure it’s smooth and free of dust particles.

  6. Repeat if Necessary: If imperfections remain, consider a second round of light sanding.

Step 3: Apply Primer

Primer helps the paint adhere better and provides a uniform base. Use a paintbrush or roller to apply a coat of primer evenly across the door. Allow it to dry as per the manufacturer's instructions.

  • Choosing Primer: Select a primer suitable for the door material, whether wood, metal, or composite.

  • Application Technique: Apply in thin, even layers to prevent drips and runs, focusing on achieving full coverage.

  • Drying Time: Respect drying times to ensure the primer sets properly, providing a solid foundation for the paint.

Step 4: Paint the Door

  1. Select Your Paint: Choose a high-quality interior paint suitable for doors. Semi-gloss or gloss finishes are popular for their durability and ease of cleaning.

  2. Color Selection: Consider how the color will complement the rest of the room and house decor.

  3. Test First: Apply a small test patch to ensure satisfaction with the color and finish before proceeding.

  4. Start Painting: Begin by painting the edges of the door with a brush. For the main surfaces, use a roller for a smooth finish. Apply the paint in thin, even coats to avoid drips and runs.

  5. Layering: Multiple thin coats are preferable to one thick coat for better durability and appearance.

  6. Technique: Maintain a wet edge while painting to prevent lap marks and ensure a seamless finish.

  7. Let It Dry: Allow the first coat to dry completely before applying a second coat. Most doors will require two coats for full coverage.

  8. Patience is Key: Rushing this step can lead to imperfections and uneven textures.

  9. Final Inspection: Once the second coat is dry, inspect for any missed spots or touch-ups needed.

Step 5: Reattach the Door

Once the paint is fully dry, you can reattach the door to its frame. Ensure the hinges are aligned properly for smooth operation.

  • Checking Alignment: Ensure the door swings freely and aligns correctly within the frame.

  • Reinstall Hardware: Attach knobs or handles, ensuring they function smoothly without sticking.

  • Final Adjustments: Make any necessary adjustments to hinges or hardware for optimal operation.


How Much Does It Cost to Paint Interior Doors?

The cost of painting interior doors can vary based on several factors, including the number of doors, the type of paint, and whether you hire a professional.

DIY vs. Professional

  • DIY: If you choose to paint the doors yourself, the cost will primarily be for materials. Expect to spend around $20-$50 per door, depending on the quality of paint and primer.

  • Budgeting: Plan your budget considering the number of doors and potential need for additional supplies.

  • Time Investment: Consider the time and effort required for a DIY project, as it can be significant.

  • Professional: Hiring a professional can cost anywhere from $100 to $300 per door. This includes labor, materials, and the convenience of professional expertise.

  • Quality Assurance: Professionals bring expertise that often results in a flawless finish and potentially faster turnaround.

  • Warranty: Many professionals offer warranties on their work, providing peace of mind against future issues.

Factors Affecting Cost

  1. Size of the Door: Larger doors require more paint and time, increasing the cost.

  2. Complex Designs: Intricate designs or paneling may require more time and precision, influencing cost.

  3. Condition of the Door: Doors in poor condition may need additional prep work, which can add to the expense.

  4. Repairs Needed: Cracks, holes, or severe damage may require repair before painting, incurring extra costs.

  5. Type of Paint and Finish: High-quality paints and finishes generally cost more but offer better durability and appearance.

  6. Longevity: Investing in quality paint can save money in the long run through reduced need for future repaints.

Tips for a Professional Finish

  1. Work in a Well-Ventilated Area: Ensure the space is well-ventilated to speed up drying times and minimize fumes.

  2. Air Circulation: Use fans or open windows to enhance airflow and disperse paint fumes effectively.

  3. Use Quality Tools: Invest in good brushes and rollers for a smoother finish.

  4. Tool Maintenance: Clean brushes and rollers immediately after use to prolong their lifespan and maintain performance.

  5. Be Patient: Allow each coat of paint to dry fully before applying the next. Rushing can lead to uneven finishes and smudges.

  6. Follow Instructions: Adhere to manufacturer instructions for drying times and application techniques for best results.


Painting interior doors is a rewarding DIY project that can revitalize your home's interior. With the right preparation and materials, you can achieve a professional-looking finish that breathes new life into your living space. So, gather your supplies, pick your favorite color, and get started on transforming your doors today!

 
 
 

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