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 Can You Use Exterior Paint Inside?

Wix Painting Services • July 19, 2024

When tackling a home improvement project, using what you already have on hand is tempting—even if it means using exterior paint for indoor spaces. But before you pop open that can of paint, it’s important to understand why this choice might not be as straightforward as it seems. In this blog, we’ll help you understand why exterior paint might not be your best choice for interior spaces.

The Risks Of Using Exterior Paint Indoors

Exterior paint is formulated to stand up against the rigours of weather and wear, which means it often contains higher levels of volatile organic compounds (VOCs). When used indoors, these VOCs can emit gases for years following application, potentially affecting indoor air quality and posing health risks to residents. 


Skilled painters understand the importance of using the right materials for the job. They ensure that the interior paints they use minimise health risks while providing excellent coverage and durability. This professional approach safeguards not just the aesthetic quality of your walls but, more importantly, the health of your home’s occupants.

The Difference In Durability And Finish

When choosing paint, understanding the differences in formulation between interior and exterior options is crucial:


  • Chemical Composition: Exterior paints are designed to be more flexible to withstand temperature changes and moisture. Interior paints, on the other hand, prioritise low-VOC formulas and ease of cleaning.
  • Durability Against Elements: Exterior varieties are made to resist fading, mildew and cracking outside, whereas interior paints are formulated for scrub resistance and maintaining colour in a less harsh environment.
  • Finish Quality: Interior paints offer a variety of finishes suitable for indoor aesthetics, which might not be as glossy or reflective as some exterior paints designed to repel water.

Why Professional Painters Advise Against It

Professional painters strongly advise against indoor exterior paint due to the considerable health risks and potential long-term consequences. Exterior paints are formulated with chemicals that enhance durability and weather resistance, which can be harmful when used indoors. Consulting with a professional painter ensures that your paint choices are economically and practically sound, protecting your investment and health.

Alternatives To Exterior Paint For Indoor Use

Acrylic Latex Paint

This is an excellent alternative to traditional exterior paints for indoor use, providing durability without harmful VOCs. It’s easy to clean and comes in a variety of finishes.

Enamel Interior Paint

Offering a hard, durable finish, enamel paints are perfect for areas that require a tough paint surface, like kitchens and bathrooms. They mimic some of the resilience of exterior paints.

Low-VOC Eco-Friendly Paints

These paints provide robust performance without compromising indoor air quality, making them ideal for households with children or pets.

Connect With Us For Professional Exterior Painting Services

So, can you use exterior paint inside? At Wix Painting Services, we’re well-versed in the complexities of selecting the right paint for your home. Our expertise ensures that the paint you choose enhances the beauty of your interior spaces and complements your specific living conditions. Avoid compromising on quality and safety by making uninformed choices. Get in touch with us via our contact page or give us a call to book a service.

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