Do You Have to Paint Over Kilz Mold And Mildew?: The Ultimate Guide

Yes, as a primer, Kilz Mold and Mildew must be top-coated with a mold and mildew-proof paint. Kilz primer can help prevent new mold growth but should not be used as the sole protection against mold and mildew.

Painting over mold and mildew can be a tempting quick fix, but it is not a permanent solution. Kilz Mold and Mildew Primer is a useful tool in preventing mold and mildew growth, but it must be used in conjunction with other mold-resistant products and thorough mold remediation.

It is important to remember that painting over mold and mildew does not solve the underlying problem of moisture, which is what causes mold growth in the first place. Therefore, it is essential to address moisture issues and take preventative measures to keep mold and mildew at bay.

Frequently Asked Questions Of Do You Have To Paint Over Kilz Mold And Mildew

Do I Have To Paint Over Mold Killing Primer?

Yes, as a primer, Mold Killing Primer must be top-coated. Therefore, it is recommended to apply a mold and mildew proof top coat such as Zinsser Perma-White Mold & Mildew Proof Paint after using the primer.

Is Kilz Enough For Mold?

While Kilz can help prevent new mold growth, it is not an effective paint against mold. For best results, apply Kilz after using a mold-killing primer and top coat with a mold and mildew proof paint. Kilz should always be top coated and is not a substitute for proper mold remediation.

How Do You Use Kilz Mold And Mildew?

When using Kilz mold and mildew, it must be top-coated with a mold and mildew proof paint like Zinsser Perma-White. Kilz is not effective against mold, but it can help prevent its growth. It’s best to apply Kilz after a mold-killing primer.

Protective clothing and face protection should be worn while using this product. Painting over mold with Kilz will not kill the mold. Mold should be removed before painting.

Is Kilz Mold And Mildew Toxic?

KILZ® Mold and Mildew Interior Exterior Primer contains hazardous components that can cause skin and eye irritation. It is important to wear protective clothing and avoid consuming the product. As a primer, it does not kill mold, but can help prevent new mold from growing if used after a mold-killing primer and before a mold-resistant topcoat.

It is necessary to remove mold before painting, and KILZ is not the best primer for mold remediation.


To wrap it up, using Kilz Mold and Mildew Primer is a great option to prevent mold and mildew growth. However, it’s essential to remember that the primer should be used only as a primer and should be top-coated with a mold-resistant paint for better results.

It’s also important to remove any underlying mold or mildew before applying the primer. Kilz primer is not an effective solution to kill existing mold and mildew problems. By following these steps, you can ensure your home remains free of mold and mildew for a long time.

Md Meraj

This is Meraj. I’m the main publisher of this blog. Wood Working Advisor is a blog where I share wood working tips and tricks, reviews, and guides. Stay tuned to get more helpful articles!

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