Interior & Exterior Window Cleaning

Interior & Exterior Window Cleaning

Interior & Exterior Window Cleaning

Transform Your Space with Our Expert Cleaning Services in Brampton, Markham, Milton, Mississauga, Pickering, Vaughan, Burlington, Cambridge and Oakville.

Premier Commercial Cleaning and Window Services Across Greater Toronto Area

21st Century Cleaning Services, a cornerstone of excellence in commercial cleaning and window services, extends its premium offerings across Brampton, Markham, Milton, Mississauga, Pickering, Vaughan, Burlington, Cambridge, and Oakville. With over 20 years of dedicated service, we’ve established ourselves as the leading experts in both high-rise and low-rise window cleaning, as well as a comprehensive suite of commercial cleaning solutions.

Our Expertise:

  • Commercial Window Cleaning: Our seasoned technicians bring clarity and shine to your building’s exterior and interior windows, utilizing the latest in cleaning technology and techniques.
  • High-Access Building Maintenance: From pressure washing to exterior restoration and caulking, we safely tackle the most challenging structures, ensuring durability and aesthetic appeal.
  • Comprehensive Commercial Cleaning: Whether it’s post-construction cleanup, office tidiness, or janitorial services, our team is equipped to handle the demands of any commercial space.


Why Choose Us?

  • Unmatched Experience: Two decades of industry presence and a deeply rooted connection to our community underline our commitment to quality and reliability.
  • Tailored Solutions: Recognizing the diversity of our clientele, from strip malls to corporate offices, we offer customized cleaning plans to meet your specific needs.
  • Eco-Friendly Practices: We prioritize the health of both our planet and your people by employing sustainable cleaning methods that leave a positive impact.
  • Bonded & Insured: Peace of mind comes standard with our services, backed by comprehensive insurance and a team of security-cleared professionals.
  • Quality Assurance: Our commitment to excellence is unwavering, with stringent quality standards enforced by our dedicated technicians.


Join the ranks of our satisfied clients and elevate the cleanliness and appeal of your property with 21st Century Cleaning Services. Contact us today for a free, no-obligation proposal, and let us contribute to your success with our unmatched cleaning solutions.



What is Interior and Exterior Window Cleaning?

Clean windows enhance the aesthetics and ambiance of any space, allowing natural light to brighten the interior and providing clear views of the outside world. Regular interior and exterior window cleaning is essential to maintain the cleanliness and clarity of windows. In this article, we will explore the importance of interior and exterior window cleaning, provide tips for effective cleaning, discuss safety precautions, and offer maintenance suggestions for long-lasting cleanliness.

The Importance of Interior and Exterior Window Cleaning

Clean windows offer numerous benefits for both residential and commercial spaces. Interior window cleaning ensures that the view from inside remains unobstructed, maximizing natural light and improving the overall ambiance of the room. Exterior window cleaning enhances the curb appeal of a building, leaving a positive impression on visitors and passersby. Clean windows also contribute to the longevity of the glass, as regular cleaning prevents the buildup of dirt, grime, and potentially corrosive substances.

Tools and Equipment for Interior and Exterior Window Cleaning

To achieve streak-free and sparkling windows, it’s important to have the right tools and equipment. Some essential items include a bucket, squeegee, microfiber or lint-free cloth, scrubber or sponge, extension pole (for high windows), and a window cleaning solution. Additionally, a ladder or step stool may be necessary for reaching higher interior windows.

Cleaning Solutions for Sparkling Windows

Choosing the right cleaning solution is crucial for achieving spotless windows. Homemade solutions like vinegar and water or a mixture of dish soap and water are effective and environmentally friendly. Alternatively, there are commercial window cleaning solutions available that are specifically formulated for streak-free cleaning. It’s important to follow the instructions provided with the cleaning solution and avoid using abrasive or corrosive chemicals that may damage the glass or frames.

Step-by-Step Guide for Interior and Exterior Window Cleaning

  1. Start by removing any dirt, dust, or debris from the window surface using a dry cloth or brush.
  2. Prepare the cleaning solution according to the instructions or choose a suitable homemade solution.
  3. Dip the scrubber or sponge into the cleaning solution and scrub the window in circular motions, paying attention to any stubborn stains or marks.
  4. Wet the squeegee and begin at the top corner of the window, pulling it downward in a smooth and even motion. Wipe the squeegee blade with a clean cloth after each stroke to avoid streaks.
  5. Use a lint-free cloth or microfiber cloth to wipe the edges and corners of the window, removing any excess moisture or remaining dirt.
  6. Repeat the process for each window, ensuring that the cleaning solution is replenished as needed.
  7. For exterior windows, consider using an extension pole or hiring professional services for hard-to-reach areas or high-rise buildings.

Safety Precautions for Window Cleaning

When cleaning windows, it’s important to prioritize safety. Here are some precautions to consider:

  • Use a stable ladder or step stool on a flat surface and ensure it is properly secured.
  • If working at heights, consider using safety harnesses or hiring professional window cleaning services.
  • Avoid overreaching and leaning too far out of windows.
  • Keep cleaning solutions and equipment away from children and pets.
  • If cleaning windows in direct sunlight, be cautious as the cleaning solution may dry quickly, leading to streaks.

Window Treatments for Long-Lasting Cleanliness

To minimize the need for frequent cleaning and maintain the cleanliness of windows, consider implementing window treatments. Options such as blinds, shades, or curtains can help reduce dust and dirt buildup on the windows. Additionally, installing window screens can provide an extra layer of protection from debris and insects.

Maintenance Tips for Well-Maintained Windows

To extend the lifespan and cleanliness of windows, regular maintenance is essential. Here are some tips to keep in mind:

  • Clean windows at least twice a year or as needed, depending on environmental factors.
  • Inspect windows regularly for any signs of damage or cracks and address them promptly.
  • Wipe down window frames and tracks regularly to remove dirt or debris buildup.
  • Consider applying a window sealant or protective coating to minimize water spots and make cleaning easier.

Hiring Professional Window Cleaning Services

For large properties, hard-to-reach windows, or those who prefer to leave the task to experts, hiring professional window cleaning services is an excellent option. Professional cleaners have the necessary expertise, equipment, and safety protocols to ensure thorough and efficient cleaning. They can also provide additional services such as window frame and track cleaning, screen cleaning, and hard water stain removal.


Interior and exterior window cleaning is essential for maintaining the cleanliness, clarity, and overall appeal of windows in residential and commercial spaces. By following proper cleaning techniques, using the right tools and solutions, prioritizing safety, implementing window treatments, and considering professional services, you can achieve sparkling windows that enhance the beauty of your surroundings. Regular maintenance and care will ensure that your windows remain clear, allowing natural light to fill the space and providing picturesque views of the outside world.

Special Offer

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