How to Clean Sunroom Windows (Inside & Outside) – Streak-Free Tips
February 11th, 2025 | 4 min read
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Your sunroom is one of the brightest and most inviting spaces in your home—until dirt, dust, pollen, and water spots start to dull its shine. Over time, grime builds up on both the inside and outside of the windows, blocking natural light and making the space feel less fresh.
Cleaning sunroom windows may seem like a big task, but with the right approach, you can keep them crystal clear with minimal effort. Whether you're tackling routine maintenance or a deep clean, this guide will walk you through the best techniques for both interior and exterior cleaning, ensuring a streak-free finish every time.
At JSB Home Solutions, we want to equip you with the tools you will need to keep your sunroom bright and beautiful for a lifetime. With years of experience working with sunroom materials, we know the best cleaning methods to keep your windows clear and your sunroom looking its best. In this article, you’ll learn the most effective way to clean both the inside and outside of your sunroom windows, including tips for streak-free glass, dirt-free tracks, and properly maintained screens, roof, and gutters.
Table of Contents:
- Why Regular Sunroom Window Cleaning Matters
- Supplies You’ll Need to Clean Your Sunroom Windows
- Step-by-Step Guide to Cleaning Sunroom Windows
- Pro Tips for the Best Sunroom Window Cleaning Results
- How Often Should You Clean Your Sunroom Windows?
Why Regular Sunroom Window Cleaning Matters
Keeping your sunroom windows clean isn’t just about appearances—it directly affects the functionality, comfort, and lifespan of your sunroom. Here’s why routine maintenance is a must:
✨ More Natural Light – Over time, dirt, dust, and water spots reduce the amount of sunlight that enters your sunroom. A layer of grime may not seem like much, but it can make your space feel darker and less welcoming. Clean windows allow maximum light to filter in, enhancing the warmth and brightness of your sunroom.
🛡 Prevents Buildup and Damage – Dust and debris, especially when combined with moisture, can lead to stubborn stains, mildew, or even hard water damage. Over time, uncleaned windows can develop etching and mineral deposits, which permanently affect visibility and reduce the lifespan of the glass. Regular cleaning prevents these issues and keeps your windows looking like new.
💰 Prolongs Window Life – Your sunroom is a big investment, and keeping the windows clean helps protect that investment. Dirt and debris trapped in the window tracks can cause operational issues, while mold or mildew growth around seals can lead to deterioration. By maintaining both the glass and the frames, you prevent costly repairs or replacements down the line.
Supplies You’ll Need to Clean Your Sunroom Windows
Before diving into the cleaning process, gather the right tools to make the job easier and more efficient.
🧽 Glass Cleaner or DIY Vinegar Solution – Choose a high-quality streak-free formula, or mix equal parts white vinegar and water for an eco-friendly alternative. Vinegar helps cut through grime and leaves a clear shine.
🛁 Warm Water and Mild Dish Soap – Ideal for cleaning window frames, tracks, and screens, as it removes grease and buildup without leaving residue.
🧼 Microfiber Cloths – These are the best for cleaning glass without leaving streaks or lint. Keep several on hand for different parts of the cleaning process.
🪣 Bucket – Useful for mixing your cleaning solution and rinsing tools.
🪟 Squeegee – The key to streak-free glass, especially for large sunroom windows.
🧹 Soft-Bristle Brush – Helps scrub window frames, screens, and tracks without scratching the surface.
📏 Extension Pole – Necessary for reaching high or difficult-to-access windows on the outside of your sunroom.
Step-by-Step Guide to Cleaning Sunroom Windows
Keeping your sunroom windows clean enhances natural light and maintains a clear view of the outdoors. Whether you're tackling the inside or outside of your sunroom, the cleaning process is the same. However, when working on the exterior, you'll also want to clean the screens, roof, and gutters to prevent buildup that can affect your sunroom’s appearance and function. Follow these steps to keep your windows spotless.
How to Clean Your Sunroom Windows
Inside your sunroom, the windows typically collect dust, fingerprints, and indoor air pollutants. The outside of the windows collects dust, dirt, leaves, spider webs, and other kinds of nature. Here's how to get them spotless:
Step 1: Remove Dust and Debris
- Use a dry microfiber cloth to wipe down the glass and window frames.
- A vacuum with a brush attachment can help remove dust from tracks and corners.
Step 2: Clean the Window Frames and Tracks
- Mix warm water with a few drops of dish soap.
- Scrub frames and tracks using a soft-bristle brush to remove dirt and grime.
- Wipe dry with a clean cloth before moving on to the glass.
Step 3: Wash the Glass Panels
- Spray glass cleaner or your DIY vinegar solution generously onto the window.
- Wipe in circular motions with a microfiber cloth to remove smudges and residue.
- For larger windows, use a squeegee, starting at the top and pulling down in smooth, even strokes.
Step 4: Dry and Polish for a Streak-Free Look
- Use a dry microfiber cloth to wipe edges and corners where moisture collects.
- Buff the glass with a lint-free cloth to remove any remaining streaks.
Additional Steps for Cleaning the Outside of Your Sunroom
- Clean the Screens: Remove screens and rinse them with a hose or wipe them down with a damp cloth.
- Wash the Roof Panels: Use a soft brush and a mild cleaning solution to remove dirt and debris.
- Check and Clear the Gutters: Remove leaves and buildup to ensure proper drainage and prevent overflow onto your sunroom.
By following these steps, you’ll keep your sunroom looking bright, welcoming, and well-maintained year-round.
Pro Tips for the Best Sunroom Window Cleaning Results
✔ Clean on a cloudy day – Direct sunlight causes cleaning solutions to evaporate too quickly, leading to streaks. Overcast days give you more time to properly wipe down and dry the glass.
✔ Use distilled water – If your tap water contains minerals, it may leave streaks or hard water spots. Using distilled water in your cleaning solution ensures a clearer finish.
✔ Avoid paper towels – They tend to leave lint behind and can cause static buildup on the glass, which attracts dust faster. Opt for microfiber cloths instead.
✔ Clean the sunroom roof and gutters – Dirt and leaves from the roof can wash down onto your windows when it rains. Regularly remove debris from the roof and keep gutters clear to prevent dirty runoff from staining your windows.
✔ Use an extension pole for hard-to-reach areas – Instead of struggling with ladders, invest in a squeegee or mop with an extension pole for cleaning tall windows safely.
✔ Don’t forget the window screens – Screens collect dust and debris that can transfer to the glass. Remove them periodically and wash with soap and water, then let them dry completely before reinstalling.
How Often Should You Clean Your Sunroom Windows?
To maintain the best clarity and light flow, follow this simple cleaning schedule:
🗓 Weekly – Light dusting of the glass and frames with a microfiber cloth.
🗓 Monthly – Deep clean using a glass cleaner, with special attention to frames and tracks.
🗓 Seasonally – A full wash, including exterior cleaning and screen maintenance.
Keep Your Sunroom In Top Shape with Minimal Effort
A sparkling sunroom transforms your home into a brighter, more inviting space where you can relax and enjoy the view. Regular window cleaning not only enhances natural light but also extends the life of your sunroom by preventing buildup and damage.
By following these simple techniques and pro tips, you’ll enjoy crystal-clear windows with minimal effort. Make window cleaning part of your regular home maintenance routine, and your sunroom will remain a bright and beautiful retreat all year long.
🌞 Do you have a favorite glass cleaning technique? Share it in the comments below!
If you’re thinking about adding a sunroom to your home, schedule a consultation with our team to explore your options!
JSB Home Solutions was founded by my dad. Growing up around the family business means that I've been living and breathing home remodeling for quite literally my entire life. When I'm not at work, you can find me homeschooling my three kids, in the garden, or cheering my kids on at wrestling tournaments.