As someone who has been involved in the home improvement industry for years, I have encountered many different types of paint and coatings. Two of the most popular products in this category are Drylok and Kilz. These two brands are often compared because they both have properties that make them suitable for waterproofing and protecting surfaces.

Determining which one is “better” depends on your specific needs and the project you’re working on.

1. Drylok: Drylok is a waterproofing paint primarily used for sealing and protecting masonry surfaces such as basement walls, concrete floors, and cinder blocks. It is designed to prevent moisture penetration and resist mildew, making it ideal for damp or wet environments like basements. Drylok comes in various formulations, including latex and oil-based options, and is available in different finishes. primers and paints for various purposes.
2. Kilz: Kilz primers are known for their ability to block stains, odors, and provide a smooth surface for painting. Kilz also has paint products, including interior and exterior paints, which can be used on a wide range of surfaces, including drywall, wood, metal, and more.

So, if you need to waterproof a masonry surface, Drylok is the better choice. However, if you have other painting or priming needs on a variety of surfaces, Kilz may be the better option. It’s essential to choose the product that aligns with the specific requirements of your project. If your project involves both waterproofing and painting, you may need to use both products in the appropriate areas to achieve the best results.

When to Use Drylok?

Drylok is a waterproofing paint that is designed to protect masonry surfaces from water damage. It is a latex-based formula that can be applied to basement walls, floors, and other areas that are prone to water infiltration. Drylok creates a barrier that prevents water from seeping into the surface, which can help to prevent mold and mildew growth.

When to Use Kilz?

Kilz is a primer and paint that is designed to cover up stains and damage on surfaces. It is oil-based, which means it can be used on a variety of surfaces, including drywall, wood, and metal. Kilz is also known for its ability to block odors, which makes it a popular choice for covering up smoke and pet odors.

Dylok Vs Kilz Comparison Table

Here is a comparison table of Drylok and Kilz based on the factors discussed in this article:

Factor	Drylok	Kilz
Application	Roller/Brush	Paint Sprayer
Performance	Waterproofing	Covering Stains
Price	$30-$40 per gallon	$20-$30 per gallon

1. Application

One of the biggest differences between Drylok and Kilz is the application process. Drylok is applied with a roller or brush, while Kilz is typically sprayed on using a paint sprayer. This can make a difference in the amount of time it takes to apply the product and the overall finish.

Drylok

Drylok is applied using a roller or brush. The surface needs to be cleaned and prepped before applying the product. This includes removing any loose paint, dirt, or debris from the surface. Once the surface is clean, the Drylok can be applied in two coats. The first coat should be applied thinly, and then the second coat can be applied more generously. The product dries quickly, so it is important to work in small sections and avoid overlapping.

Kilz

Kilz is typically applied using a paint sprayer. This allows for a more even application and can save time when covering large surfaces. Before applying Kilz, the surface needs to be cleaned and prepped. This includes removing any loose paint, dirt, or debris. Kilz can be applied in one or two coats, depending on the condition of the surface. If the surface is heavily stained or damaged, two coats may be necessary. The product dries quickly, and the surface can be painted over once it is dry.

2. Performance

When it comes to performance, both Drylok and Kilz are designed to protect surfaces. However, they are designed for different purposes.

Drylok

Drylok is designed to prevent water from seeping into masonry surfaces. It creates a barrier that can help to prevent mold and mildew growth. Drylok is also resistant to efflorescence, which is a common problem in basements. Efflorescence is the white, powdery substance that can appear on masonry surfaces when water is present. Drylok is also resistant to freeze-thaw damage, which can occur in areas where temperatures fluctuate frequently.

Kilz

Kilz is designed to cover up stains and damage on surfaces. It can be used to cover up water stains, smoke stains, and even graffiti. Kilz is also known for its ability to block odors, making it a popular choice for covering up pet and smoke odors. Kilz can also help to prevent future stains from bleeding through the paint.

3. Price

When it comes to price, both Drylok and Kilz are competitively priced compared to other brands in their respective categories. However, the price can vary depending on the size of the product and the retailer.

Drylok

Drylok is typically sold in one-gallon containers and can range in price from $30 to $40 per gallon. The price can vary depending on the retailer and the location.

Kilz

Kilz is typically sold in one-gallon containers and can range in price from $20 to $30 per gallon. The price can vary depending on the retailer and the location.

The Verdict

Both Drylok and Kilz are quality products that are designed to protect surfaces. Drylok is ideal for waterproofing masonry surfaces and preventing water damage, while Kilz is great for covering up stains and damage on surfaces.

The application process is different for each product, with Drylok being applied with a roller or brush and Kilz being sprayed on with a paint sprayer. When it comes to price, both products are competitively priced compared to other brands in their respective categories.

Ultimately, the choice between Drylok and Kilz will depend on your specific needs and the surface you are working with.