How To Paint Interior Window Frames
Interior design

How To Paint Interior Window Frames


How To Paint Interior Window Frames: Often overshadowed by larger elements, interior window frames possess a unique potential to redefine the ambiance of your living spaces. In our guide, “How To Paint Interior Window Frames,” we unveil the power of this often underestimated detail and equip you with the tools to revitalize your home.

Painting interior window frames transcends mere decoration; it’s an art that blends aesthetics with functionality. Whether you’re seeking a chic modern allure or a vintage charm, the right paint can breathe life into these architectural nuances, harmonizing them with your overall interior scheme.

Our comprehensive guide takes you through a step-by-step journey of mastering this craft. From preparing the surfaces and selecting the ideal paints to mastering brush techniques and navigating potential challenges, we’ve got you covered. Unlock your inner artist and reimagine your living spaces through expert insights and practical tips.

Get ready to embark on a creative voyage that promises to elevate your home’s visual appeal and make your painting interior window frames true statements of style. Let’s dive into the world of color, texture, and imagination as we delve into the art of painting interior window frames.

How To Paint Interior Window Frames

What kind of paint do you use on interior window frames?

A high-quality latex semi-gloss paint like ben® Interior Paint is recommended for wood window trim. ADVANCE® Interior Paint is also a great option for its durable, furniture-like finish. For wood, use Fresh Start® High-Hiding All Purpose Primer.

When it comes to painting interior window frames, it’s essential to choose the right type of paint. Generally, latex or acrylic paints are the preferred options for interior window frames. These water-based paints are easy to work with, have a quick drying time, and emit fewer fumes compared to oil-based paints.

For wooden window frames, a high-quality latex or acrylic semi-gloss or satin finish paint is ideal. These finishes offer durability, easy cleaning, and a subtle sheen that adds a touch of elegance. Make sure to use a primer specifically designed for wood surfaces before applying the paint to ensure good adhesion and a smooth finish. For metal or aluminum window frames, an acrylic or enamel paint designed for metal surfaces is recommended.

How do you paint an indoor window frame?


Pick your paint. (Image credit: Pooky) 

Prepare the area. Once you’ve chosen your paint, get the frames ready by removing any hardware, then ensure you protect the surrounding area. 

Time to sand. 

Protect your window panes. 

Apply a coat of primer. 

Add your top coat. 

Ensure a thorough clean up.

To paint an indoor window frame, follow these steps:

  1. Preparation: Start by preparing the surface. Remove any curtains, blinds, or hardware from the window frame. Clean the surface thoroughly to remove dust, dirt, and grease. Repair any cracks or imperfections with filler, and sand the surface lightly to ensure smoothness.
  2. Priming: Apply a suitable primer to the window frame. If it’s a wooden frame, use a wood primer; for metal frames, use a metal primer. Priming helps the paint adhere better and provides a uniform surface.
  3. Painting: Once the primer has dried, apply the paint. Use a brush for smaller details and a roller for larger areas. Apply two coats if needed, allowing each coat to dry completely between applications.
  4. Detail work: Be careful when painting the edges and corners to achieve a neat finish. Use painter’s tape to mask off adjacent surfaces if necessary.
  5. Drying and cleanup: Let the paint dry thoroughly as per the manufacturer’s instructions. Reattach hardware and reinstall curtains or blinds once the paint is completely dry. Clean your brushes and rollers with soap and water or the recommended solvent for the type of paint you used.

What kind of paint is best for indoor windowsill?

Use a High Gloss Paint

As previously mentioned, window sills take a beating so they should be painted with a durable paint. In today’s modern paint world, this usually means using high gloss paint. High gloss paint forms a hard shell designed to reflect ambient light, but it is also easy to clean.

For indoor windowsills, it’s best to choose a paint that can withstand the wear and tear of daily use and exposure to sunlight. A semi-gloss or satin finish latex or acrylic paint is ideal. These finishes are durable, easy to clean, and have a slight sheen that adds an attractive touch to the windowsill.

Before painting, ensure the surface is clean, smooth, and free from any old paint or debris. Apply a suitable primer, like a universal primer, to help the paint adhere better and ensure a longer-lasting finish. Multiple coats may be necessary for full coverage, with adequate drying time between coats.

By using the right paint and following proper painting techniques, you can ensure that your indoor windowsills not only look great but also withstand the test of time.

What paint is best for windows?

tempera paint

The most common paint used for window painting is tempera paint, commonly called “poster paint”. Window chalk has been used but it is very difficult to clean off and, at times, requires power washing and extensive scraping. Tempera paint is frequently mixed with liquid soap or soap flakes to ease in cleanup.

For the glass portion of windows, traditional paint is not suitable. Instead, consider using specialty glass paints or stained glass paints. These paints are designed to adhere to glass surfaces and come in a variety of colors and finishes.

Before painting, clean the glass thoroughly to remove any dirt, grime, or residue. Then, apply the glass paint following the manufacturer’s instructions. Some glass paints require baking to set the color permanently, while others air-dry.

Stained glass paints can be used to create decorative designs or patterns on windows, providing privacy or adding a unique aesthetic touch to your windows. Always follow safety guidelines and proper ventilation when working with any type of paint.

Should you paint the inside of a window box?

Painting Your Window Box or Shutters

Since cellular PVC won’t accept moistures, an easy and even coat is all that is required. The number of coats is up to you! For window boxes, make sure to leave the inside of the box unpainted where soil and water will be in direct contact.

Whether or not you should paint the inside of a window box depends on several factors, including the type of window box and your aesthetic preferences. Here are some considerations:

  • Material of the Window Box: If your window box is made of wood, painting the inside can help protect it from moisture, which can lead to rot and decay over time. A coat of exterior-grade paint or sealant on the inside can provide an added layer of protection. However, if your window box is made of plastic or a material that doesn’t absorb moisture, painting the inside may not be necessary for protection.
  • Aesthetics: Painting the inside of a window box can also be a matter of personal style. It can add a pop of color or complement the exterior of your home. Some people choose to paint only the exterior-facing parts of the window box to maintain a natural look inside.
  • Plant Compatibility: Consider the types of plants you intend to grow in the window box. Some plants may be sensitive to certain types of paint or sealants, so research the paint you plan to use and its impact on your chosen plants.

In summary, whether to paint the inside of a window box depends on your specific circumstances. If it’s made of wood and you want added protection, painting the inside can be a good idea. Otherwise, it’s mainly a matter of personal preference and the types of plants you plan to grow.

What do painters put on windows before painting?

The masking fluid comes in a paint can and is applied with a brush or a sprayer onto the glass of the window. Don’t worry about getting it on the edges of the wood, though! Think of the liquid kind of like watered down school glue.

Before painting windows, painters typically follow a series of preparation steps to ensure a clean, smooth, and long-lasting finish. Here’s what they commonly do:

  • Cleaning: Painters start by thoroughly cleaning the window surfaces to remove dirt, dust, grime, and any loose paint. This step is crucial because it ensures that the paint adheres properly to the surface.
  • Scraping and Sanding: If there’s old or peeling paint on the windows, painters may use a scraper to remove loose paint and then sand the surface to create a smooth, even texture. This step helps the new paint adhere better and results in a more professional finish.
  • Priming: To enhance paint adhesion and create an even surface, painters often apply a coat of primer specifically designed for the material of the window (wood, metal, etc.). Primer also helps seal the surface and prevent stains or discoloration from bleeding through the new paint.
  • Masking and Taping: Painters use painter’s tape and masking paper to protect adjacent surfaces, such as window panes, frames, and walls, from accidental paint splatter. This step ensures a neat and clean paint job.

Once these prep steps are complete, painters can proceed with applying the paint to the windows. Proper preparation is essential for achieving a professional and long-lasting result.

Do I need to sand interior window sills before painting?

Wood preparation can be a challenge as areas of trim such as window sills can often be neglected for extended periods. To achieve a smooth, matt surface that is ready for painting, begin sanding the wood using the Ultimate Aluminium Oxide Fine Paper in gentle, circular motions to remove old paint and imperfections.

Yes, sanding interior window sills before painting is a recommended step in the preparation process. Sanding serves several purposes:

  • Smooth Surface: Sanding helps create a smooth and even surface by removing imperfections, rough spots, or minor blemishes on the window sill. This ensures that the paint will adhere properly and result in a professional-looking finish.
  • Adhesion: Sanding roughens the surface slightly, which provides better adhesion for the paint. This is particularly important if the window sill has an existing finish or if it’s made of a material like wood that can have variations in texture.
  • Paint Durability: A properly sanded surface helps the paint bond securely, which can increase the longevity of your paint job. Without sanding, the paint may not adhere well and could peel or flake over time.

To sand interior window sills, start with a medium-grit sandpaper (e.g., 120-grit) and then finish with a finer grit (e.g., 220-grit) for a smoother surface. After sanding, be sure to clean the sill thoroughly to remove any dust or debris before applying primer and paint.

Do I need to prime window sill before painting?

For interior wooden window sills you only need to prime if you have bare wood sills. You will need a decent wood primer/undercoat for the job. The same principles apply for exterior concrete/masonry sills that have yet to be painted. For this you will need a decent exterior masonry primer/undercoat.

Yes, it’s generally advisable to prime a window sill before painting, especially if the window sill is made of wood or if it has been previously painted. Priming provides several important benefits:

  • Adhesion: Primer creates a surface that the paint can adhere to more effectively. This ensures that the paint sticks well to the window sill and doesn’t peel or chip over time.
  • Sealing: Primer helps seal the surface, preventing any stains or discoloration from bleeding through the paint. This is especially important if the window sill has knots or imperfections in the wood.
  • Smooth Finish: Primer can help create a smoother surface by filling in minor imperfections and evening out the texture of the window sill. This results in a more professional-looking finish.
  • Paint Durability: Primed surfaces tend to hold paint better and last longer. This is particularly important for window sills, which are exposed to light, temperature fluctuations, and potential moisture.

When choosing a primer, select one that is compatible with the type of paint you plan to use and the material of the window sill (e.g., wood, metal, or plastic). Follow the manufacturer’s instructions for the primer and allow it to dry thoroughly before applying the paint for the best results.

How To Paint Interior Window Frames


As you put the finishing touches on your newly painted interior window frames, you stand at the intersection of craftsmanship and creativity. The journey you’ve undertaken, guided by our comprehensive guide on “How To Paint Interior Window Frames,” has transformed your living spaces in ways you might not have imagined before. The once-overlooked details now proudly hold their place as captivating focal points, seamlessly woven into the tapestry of your interior design.

With each stroke of the brush, you’ve not only added color and vibrancy but also breathed life into architectural elements that frame your connection with the outside world. The careful selection of paints, the meticulous preparation, and the precise execution of techniques have culminated in an outcome that resonates with your personal style and taste.

Remember, the beauty of painted interior window frames lies not only in the final result but also in the journey you’ve undertaken. The sense of accomplishment and satisfaction that comes from creating something beautiful with your own hands is truly invaluable.

As you step back and take in the revamped allure of your living spaces, may this guide continue to serve as a source of inspiration and knowledge. May you always find joy in the art of transforming spaces, infusing them with character and charm. Keep exploring, experimenting, and honing your skills – for the world of interior design is as boundless as your imagination.