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Best Primer For New Plaster Walls (2025 Update)

If you're looking for the best primer for new plaster walls, you're in the right place. Choosing the right primer is crucial when it comes to achieving a smooth, long-lasting finish on your newly plastered walls. With so many options available on the market, it can be overwhelming to decide which one is the best fit for your needs.

Before buying a primer for your new plaster walls, there are a few factors you need to consider. First and foremost, make sure the primer is specifically designed for plaster walls. This will ensure optimal adhesion and coverage. Additionally, look for a primer that is low in odor and quick-drying, as this will make the application process much easier. Consider the level of coverage you need – if you have significant imperfections in your plaster, you may want to choose a primer with high hiding power. Lastly, consider the finish you want to achieve – some primers are specifically formulated for use under different types of paints, such as latex or oil-based.

Are you wondering how long you should wait before applying paint on the newly plastered walls? Or maybe you're curious about the best application techniques to ensure a professional-looking result? In this article, we'll delve into these questions and more, providing you with expert advice and recommendations. Whether you're a DIY enthusiast or a professional painter, we've got all the information you need to make an informed decision and get the best primer for your new plaster walls.

10 Best Primer For New Plaster Walls

# Product Image Product Name Product Notes Check Price
1
It is ideal for priming and sealing surfaces before painting to ensure better coverage and long-lasting results.
2
Ideal for creating a concrete look on both interior and exterior walls using a lime/cement based plaster.
3
The product is ideal for sealing and priming new drywall before applying paint or wallpaper.
4
KILZ Drywall Primer & Sealer is ideal for prepping and sealing interior drywall surfaces before painting.
5
The product is ideal for priming surfaces before painting, especially those prone to rust or previously painted with glossy finishes.
6
Ideal for priming and sealing interior surfaces, blocking tough stains, and ensuring excellent adhesion of topcoats.
7
The product is ideal for priming walls and preparing them for paint or wallpaper application.
8
Ideal for use as a primer for interior and exterior surfaces, providing excellent adhesion for painting and finishing.
9
The product is ideal for use as a primer sealer for both interior and exterior surfaces.
10
This product is ideal for blocking stains and sealing surfaces.
It is ideal for priming and sealing surfaces before painting to ensure better coverage and long-lasting results.
Ideal for creating a concrete look on both interior and exterior walls using a lime/cement based plaster.
The product is ideal for sealing and priming new drywall before applying paint or wallpaper.
KILZ Drywall Primer & Sealer is ideal for prepping and sealing interior drywall surfaces before painting.
The product is ideal for priming surfaces before painting, especially those prone to rust or previously painted with glossy finishes.
Ideal for priming and sealing interior surfaces, blocking tough stains, and ensuring excellent adhesion of topcoats.
The product is ideal for priming walls and preparing them for paint or wallpaper application.
Ideal for use as a primer for interior and exterior surfaces, providing excellent adhesion for painting and finishing.
The product is ideal for use as a primer sealer for both interior and exterior surfaces.
This product is ideal for blocking stains and sealing surfaces.

1. Rust-Oleum 3554 Zinsser High Hide Cover Stain Primer And Sealer, White 32 Fl Oz (Pack Of 1)

This versatile primer is designed for both exterior and interior use, making it a great choice for a variety of surfaces such as previously painted drywall, cured plaster, wood, metal, concrete and more. Its high-hiding formula effectively hides dark colors, penetrates and seals exterior wood, and blocks tannin bleed.

After application, it dries to touch in just 35 minutes and can cover up to 100 square feet, providing a fast and efficient solution for your painting needs. Its excellent stain-blocking properties permanently block and seal tough stains from fire, smoke, and water damage, ensuring a clean, professional finish.

This primer features a fast-drying, flat white finish that can be recoated in just 2 hours, allowing you to move on to the next step of your project quickly. Its formula is oil-based, providing superior adhesion and durability.

Whether you're a professional painter or a DIY enthusiast, this primer is an excellent choice for your next project. Its parameters and specifications make it a reliable and efficient option for achieving a clean and professional finish on a variety of surfaces.

2. Golmex Concrete Finish: Innovative Interior & Exterior Plaster+

Introducing the Golmex Concrete Plaster, a versatile and popular solution for achieving a smooth and durable finish on both interior and exterior concrete surfaces. This product is perfect for residential and commercial use, allowing you to easily hide imperfections or defects while enhancing the overall appearance and durability of your concrete surfaces.

With the Golmex Concrete Plaster, application is a breeze. Simply use a stainless-steel trowel or a spatula to apply two layers of the plaster, ensuring a durable and decorative finish. To achieve a smooth result, it is important to use the correct tools and techniques. Make sure to properly mix the plaster, clean and dry the surface, and allow sufficient time for the plaster to dry and set.

Not only does the Golmex Concrete Plaster provide aesthetic benefits, but it also offers functional advantages. This product improves the fire resistance of your concrete surfaces, protecting them from potential damage. Additionally, it acts as a barrier against moisture, preventing any potential moisture-related issues. Furthermore, the Golmex Concrete Plaster enhances the insulation properties of your wall or surface, providing additional energy efficiency.

To ensure optimal results, it is recommended to follow the step-by-step application process. First, roll on a layer of Meoded Quartz Primer to prepare the surface. Next, apply a layer of the Golmex Concrete Plaster, making sure to cover the desired area evenly. After waiting 24 hours for the first coat to dry, apply the final layer of the Golmex Concrete Plaster. For a more detailed guide, you can watch the informative Golmex Application Video.

3. Rust-Oleum 1 Gal Zinsser 01501 White Zinsser, Drywall Primer Seals New Drywall

Introducing the GAL WB Drywall Primer, a top-quality product designed to make your painting projects a breeze. Made in the United States, this primer is specifically formulated to seal new drywall and provide you with a smooth and flawless painting surface.

The GAL WB Drywall Primer features a fast-drying formula, allowing you to complete your painting project in no time. In just one hour, this primer effectively seals surfaces, saving you valuable time and effort. Say goodbye to long waiting periods between priming and painting!

One of the standout features of this primer is its ability to prevent the raising of the nap on new drywall. This means that you won't have to worry about unsightly bumps or texture inconsistencies on your freshly painted walls. With the GAL WB Drywall Primer, you can achieve a professional and polished finish every time.

Not only is this primer highly effective, but it is also incredibly easy to use and clean up. The water-based formula ensures effortless application and easy water clean-up. No need to worry about harsh chemicals or lingering odors. With this primer, you can enjoy a hassle-free painting experience from start to finish.

Another advantage of the GAL WB Drywall Primer is its sanding ability. It sands easily, allowing you to create a smooth and even surface for your paint. Say goodbye to rough patches and uneven textures. With this primer, you can achieve a flawless and professional finish that will leave your walls looking outstanding.

4. Kilz Drywall Primer & Sealer, Interior, Flat, White, 1 Gallon

Introducing the remarkable Seals New Uncoated Drywall, a must-have product for anyone looking to achieve a uniform and professional quality finish on their drywall. This incredible solution is specifically designed to seal new, uncoated drywall, providing a smooth and flawless surface for painting or wallpapering.

With its ready-to-apply formula, this product offers convenience and versatility. Whether you prefer using a sprayer, roller, or brush, you can effortlessly apply this sealant to your drywall without any hassle. No need to worry about complicated instructions or additional tools – simply choose your preferred application method and get started!

One of the standout features of this exceptional product is its quick-drying formula. Time is of the essence, and this sealant understands that. It dries rapidly, allowing you to move forward with your project without unnecessary delays. Say goodbye to long waiting times and hello to efficiency!

While this sealant offers numerous benefits, it is important to note that it is not water-resistant. Although it effectively seals and prepares your drywall for painting or wallpapering, it is not recommended for areas exposed to high levels of moisture. For those specific areas, we suggest considering a water-resistant alternative.

5. Zinsser Rust-Oleum 249933 1-2-3 Plus, 1 Quarts (Pack Of 1), White, 11 Fl Oz

The QT INT/EXT LTX Primer is a top-quality product that is manufactured in the United States. This primer is essential for all types of projects, providing a smooth and easy-to-use kit that is perfect for both internal and external surfaces.

One of the key features of this primer is its water-based formula that effectively blocks water stains, making it an excellent choice for areas prone to moisture. It is the first water-based primer that can successfully block water stains, making it a reliable choice for any project.

This primer dries quickly, in just one hour, making it perfect for projects with tight deadlines. Additionally, it sticks to any surface, providing exceptional adhesion and ensuring that it remains in place over time.

The QT INT/EXT LTX Primer covers approximately 350 to 400 square feet per gallon, depending on the surface type, making it an excellent value for money. It is versatile and can be used on various surfaces, including wood, drywall, and masonry.

If you are looking for a primer that is easy to use, dries quickly, and provides reliable protection against water stains, the QT INT/EXT LTX Primer is an excellent choice. It is perfect for all types of projects and surfaces, ensuring that your work looks great and remains protected for years to come.

6. 1 Qt Zinsser 271009 White Zinsser, B-I-N Advanced Synthetic Shellac Primer

Introducing a product that truly adds exceptional value to your home improvement projects. This remarkable product boasts the ultimate stain blocking capabilities, ensuring that your surfaces remain pristine and flawless. With its high hiding bright white formula, it effortlessly covers imperfections and creates a stunningly clean and fresh appearance.

One of the key features of this product is its ability to effectively seal knots, sap, and tannin. No need to worry about these unsightly blemishes ruining the aesthetic appeal of your surfaces. Simply apply this product and enjoy a seamless, flawless finish that will leave your friends and family in awe.

In terms of performance, this product truly stands out from the competition. It provides unrivaled stain blocking power, ensuring that even the toughest stains are not able to penetrate your surfaces. This means that you can have peace of mind knowing that your surfaces are protected and will maintain their pristine appearance for years to come.

Furthermore, this product's high hiding bright white formula is designed to effortlessly cover imperfections, creating a smooth and flawless finish. Whether you're painting walls, ceilings, or any other surface, this product will provide the perfect canvas for your desired color, allowing it to truly shine.

Not only does this product perform exceptionally well, but it is also incredibly easy to use. Its user-friendly application ensures that even those with minimal painting experience can achieve professional-looking results. Simply follow the straightforward instructions and watch as your surfaces are transformed into works of art.

When it comes to quality, this product does not disappoint. Made with premium materials, it is built to last, providing you with long-lasting protection and beauty. Additionally, it is formulated to dry quickly, allowing you to complete your projects in a timely manner without sacrificing quality.

7. Rust-Oleum 2104 Shieldz Wall Size Primer, 1-Quart, Clear, 32 Fl Oz (Pack Of 1)

The product being reviewed is a highly effective and versatile wallpaper primer, designed to prepare any painted or glossy surface for the seamless application of wallpaper or borders. With its superior adhesive properties, this primer easily adheres to even the most challenging surfaces such as vinyl, paneling, and other hard-to-stick-to materials. Its exceptional adhesion capabilities not only make positioning the wallpaper a breeze but also ensure long-lasting durability.

One of the standout features of this wallpaper primer is its ability to create an ideal surface for wallpaper application. By using this primer, users can effectively eliminate any imperfections or inconsistencies on the painted or glossy surface, allowing for a smooth and flawless wallpaper finish. This feature is particularly beneficial for those who want to achieve a professional-looking result without the hassle of removing or sanding down the existing paint or wallpaper.

The model number of this wallpaper primer is 2104, making it easy to identify and locate among other similar products. This model has been specifically engineered to provide optimal performance and reliability, ensuring that users can trust in its effectiveness.

In terms of usage, this wallpaper primer is incredibly convenient and user-friendly. Its formulation is designed to be easily applied, allowing for quick and efficient coverage. This means that users can save time and effort during the preparation process, making the overall wallpaper installation experience more enjoyable.

Furthermore, this wallpaper primer offers a high level of versatility. It can be utilized on various surfaces, including painted walls, glossy surfaces, and even paneling. This flexibility makes it an excellent choice for a wide range of wallpaper projects, whether it be in residential or commercial settings.

To summarize, this wallpaper primer is a reliable and efficient solution for preparing painted or glossy surfaces for wallpaper or border installation. With its exceptional adhesion capabilities and ease of use, it ensures optimal positioning and promotes excellent adhesion. The model number, 2104, makes it easy to identify among other products, and its versatility allows for use on various surfaces. Whether you're a DIY enthusiast or a professional decorator, this wallpaper primer is sure to enhance your wallpaper installation experience.

8. Kilz Oil Adhesion Primer, Interior/exterior, 1 Quart

The KILZ Adhesion High-Bonding Interior/Exterior Water-Based Primer is a top-of-the-line bonding primer that provides superior adhesion to a variety of surfaces that are typically difficult to paint. It is specifically designed for situations where a strong bond is crucial, and a traditional water or oil-based primer may not suffice.

This advanced formula features a styrenated acrylic polymer that not only creates a solid foundation for topcoats, but also reduces the need for sanding on dense, glossy surfaces. It is recommended to let the primer dry for 24 hours before topcoating if using on epoxies, lacquers, products containing xylene, or other hot solvents. It is also important to test for compatibility in an inconspicuous area before applying a full coat.

The KILZ Adhesion Primer can be used on most interior and exterior surfaces, making it a versatile option for any painting project. It bonds to tough-to-paint surfaces, including Kynar, PVC, Formica, vinyl, glass, tile, glazed brick, chalky paints, glossy finishes, fiberglass, and metals. It can be topcoated with either water or oil-based paint for added convenience.

With a 1-quart can, this primer covers approximately 75-100 square feet, providing superior coverage and value. It dries to the touch within 30 minutes and can be recoated in just an hour.

KILZ has been a trusted brand by professionals for almost 50 years, providing high-quality primer products that offer solutions to a wide range of painting challenges. This primer comes with a lifetime limited warranty, ensuring the quality and reliability of the product.

9. Zinsser 03504 Cover Stain Interior/exterior Oil Primer Sealer, 1-Quart, White

Looking for a reliable and effective primer/sealer for your painting projects? Look no further than Cover Stain, a high-quality oil-based stain killer primer/sealer that delivers exceptional results. Proudly manufactured in the United States, this product is designed to elevate the shine and quality of your finished surfaces, making it an excellent choice for both new construction and remodeling work.

The high-hiding formula of Cover Stain is specifically engineered to block most stains and seal water, smoke, and nicotine stains, providing a level of protection that other primers simply can't match. This product is ideal for use on both interior and exterior surfaces, and it sands easily, ensuring a smooth and even finish every time.

Whether you're priming small projects or taking on a larger job, Cover Stain is the perfect choice. It dries quickly on interior surfaces and provides enamel undercoating performance, giving your finished surfaces a professional-looking sheen. And when used on exterior surfaces, Cover Stain delivers full penetration and flexibility, ensuring that your surfaces will look great for years to come.

So if you're looking for a primer/sealer that delivers reliable, high-quality results every time, look no further than Cover Stain. With its superior stain-blocking and sealing capabilities, quick-drying formula, and easy sanding, it's the perfect choice for all your painting needs.

10. Zinsser 1 Qt 02004 White, Bulls Eye 1-2-3 Water-Based Stain Blocking Primer/sealer

This versatile product is perfect for both interior and exterior use, making it a great choice for a variety of surfaces such as drywall, concrete, wood, masonry, metal, and even glossy or difficult surfaces. Its water-based formula ensures uniform sealing and adherence without the need for sanding, saving you valuable time and effort.

In just 35 minutes, this product dries to the touch and is ready for topcoating in only 1 hour. With coverage of up to 112 square feet per quart, you'll get excellent value for your money. Additionally, its stain-blocking resistance is second to none, making it a reliable choice for a variety of applications, and it can be used with any oil or latex topcoat.

This product's one-coat hide feature is an excellent time and money saver, improving hide and coverage of topcoats. You'll appreciate its ease of use and versatility, making it ideal for both professional and DIY projects. With its excellent coverage, quick drying time, and superior stain-blocking resistance, this product is a must-have for any home renovation or painting project.

Best Primer For New Plaster Walls FAQs

Are there any special techniques or tools that should be used when applying primer to new plaster walls?

When applying primer to new plaster walls, there are a few special techniques and tools that can be used to ensure a smooth and long-lasting finish.

Firstly, it is important to prepare the surface properly before applying primer. This includes removing any dust, dirt, or loose particles by cleaning the walls thoroughly. You can use a vacuum cleaner or a soft brush for this purpose.

Once the walls are clean, it is recommended to use a high-quality primer specifically designed for new plaster. These primers are formulated to penetrate and seal the porous surface of the plaster, ensuring proper adhesion of subsequent paint layers.

When applying the primer, it is best to use a roller or brush. A roller is ideal for larger areas, while a brush can be used for intricate details or hard-to-reach areas. It is important to apply the primer evenly and with a consistent thickness to achieve a uniform finish.

Additionally, it may be beneficial to apply multiple coats of primer, especially if the plaster is particularly porous or if there are any stains or discolorations that need to be covered. This will help create a more even base for the paint.

Overall, using the right primer, ensuring proper surface preparation, and applying the primer evenly will help achieve a professional and long-lasting result on new plaster walls.

Are there any specific brands that are known to be the best for priming new plaster walls?

While there are several brands that offer primers specifically designed for new plaster walls, it is important to note that the "best" brand can vary depending on individual preferences and project requirements. That being said, there are a few reputable brands that are well-regarded in the industry. One such brand is Zinsser, which offers a range of primers suitable for new plaster, including their Bulls Eye 1-2-3 Primer and their High Hide Cover Stain Primer. Another popular brand is Sherwin-Williams, known for their quality primers such as the Multi-Purpose Latex Primer and the ProBlock Oil-Based Primer. It is always a good idea to consult with professionals or experts at your local paint store who can provide personalized recommendations based on your specific needs and budget.

Are there any specific drying times or curing periods that should be followed after priming new plaster walls?

Yes, there are specific drying times and curing periods that should be followed after priming new plaster walls. It is important to allow the plaster to dry thoroughly before applying any paint or further treatments to ensure a smooth and long-lasting finish.

The drying time for newly plastered walls can vary depending on factors such as humidity, temperature, and thickness of the plaster. In general, it is recommended to wait at least 48 to 72 hours before applying a primer to allow for proper drying. However, it is best to consult the manufacturer's guidelines or the advice of a professional plasterer for the specific drying time in your particular situation.

Once the plaster is dry, it is essential to apply a primer before painting. The curing period for the primer can vary depending on the product used. It is typically recommended to allow the primer to cure for at least 24 hours before applying the paint. Again, it is important to refer to the manufacturer's instructions for the specific curing time of the primer you are using.

Following the recommended drying times and curing periods will help ensure that the primer adheres well to the plaster wall and that the subsequent paint finish is durable and aesthetically pleasing.

Can a regular wall primer be used on new plaster walls, or is a specific primer required?

When working with new plaster walls, it is recommended to use a specific primer designed for plaster surfaces. Regular wall primers may not provide the necessary adhesion and sealing properties required for plaster.

Plaster primer is formulated to penetrate the porous surface of new plaster, helping to promote proper paint adhesion and preventing the paint from being absorbed unevenly. It also helps to seal the surface, reducing the risk of moisture penetration, which could lead to cracking or peeling of the paint.

Before applying the primer, it is important to ensure that the plaster has fully cured. This typically takes around 30 days, but it may vary depending on the type and thickness of the plaster. Once the plaster is completely dry, you can apply the plaster primer according to the manufacturer's instructions.

Using a specific primer for new plaster walls will provide the best results and ensure the longevity of your paint job. It is always advisable to consult with a professional or the manufacturer of the primer for specific recommendations based on your project.

How many coats of primer should be applied to new plaster walls?

When it comes to applying primer on new plaster walls, it is generally recommended to apply at least two coats of primer. The purpose of using primer on fresh plaster is to create a smooth, uniform surface that helps the paint adhere better and provides a consistent base for the final finish.

Applying two coats of primer ensures better coverage and helps to seal the porous surface of the plaster, preventing the paint from being absorbed too quickly. It also allows for any imperfections or flaws in the plaster to be properly addressed and concealed.

However, it is important to follow the manufacturer's instructions and consider factors such as the condition of the plaster, the type of primer being used, and the desired end result. In some cases, additional coats of primer may be needed to achieve the desired finish.

If you are unsure about the number of coats required for your specific project, it is always best to consult with a professional painter or follow the advice of the paint manufacturer for optimal results.

Should a sealer be used in addition to primer on new plaster walls, and if so, which one is recommended?

Yes, using a sealer in addition to primer is highly recommended on new plaster walls. A sealer helps to create a uniform surface and provides a protective barrier, ensuring that the paint adheres properly and lasts longer. It also helps to prevent the plaster from absorbing too much moisture from the paint, which can cause issues like uneven drying and peeling.

When it comes to choosing a sealer for new plaster walls, it's best to opt for a high-quality acrylic-based sealer. Acrylic sealers are known for their excellent adhesion, breathability, and durability. They also dry quickly, allowing you to move on to the next step of painting sooner.

Before applying the sealer, make sure the plaster walls are clean, dry, and free of any loose debris. Apply the sealer using a brush or roller, following the manufacturer's instructions. Once the sealer is dry, you can proceed with applying a primer specifically designed for plaster surfaces and then move on to your desired paint.

What are some common mistakes to avoid when selecting or applying primer on new plaster walls?

When selecting or applying primer on new plaster walls, it is important to avoid certain common mistakes to ensure a successful and long-lasting finish. Here are some mistakes to avoid:

1. Choosing the wrong type of primer: Make sure to select a primer specifically designed for plaster walls. Using the wrong primer can result in poor adhesion and an uneven finish.

2. Skipping the cleaning and preparation process: Before applying primer, it is crucial to clean the plaster walls thoroughly to remove any dust, dirt, or debris. Skipping this step can affect the primer's ability to bond properly with the surface.

3. Applying too much primer: Applying excessive primer can lead to uneven coverage and an unnecessary waste of product. Follow the manufacturer's instructions regarding the recommended coverage and apply the primer in thin, even coats.

4. Not allowing sufficient drying time: Primer needs time to dry completely before applying the topcoat. Failing to give it enough drying time can result in adhesion issues and a compromised final finish.

5. Ignoring proper ventilation: Ensure the room is adequately ventilated when applying primer. This helps speed up the drying process and prevents the accumulation of fumes.

To avoid these mistakes, it is advisable to read and follow the instructions provided by the primer manufacturer. If uncertain, seeking guidance from a professional or a paint specialist can be helpful.

What are the advantages and disadvantages of using a tinted primer for new plaster walls?

Using a tinted primer for new plaster walls can have both advantages and disadvantages.

Advantages:

1. Color enhancement: Tinted primers can enhance the color of the topcoat paint, providing better coverage and a more vibrant final result.

2. Improved adhesion: Tinted primers typically have better adhesion properties, allowing the paint to bond more effectively to the plaster surface.

3. Concealing imperfections: Tinted primers can help to hide minor imperfections in the plaster, such as small cracks or uneven texture.

4. Time and cost savings: Tinted primers can reduce the number of topcoat paint coats required, saving both time and money.

Disadvantages:

1. Limited color options: Tinted primers usually come in a limited range of colors, which may not always match the desired topcoat color.

2. Difficulty in color correction: If the topcoat color needs to be changed, it can be challenging to cover a tinted primer with a lighter color, potentially requiring additional coats.

3. Less versatility: Tinted primers are specifically designed for certain color ranges, limiting their use for different color schemes.

Ultimately, the decision to use a tinted primer for new plaster walls should be based on personal preference, desired finish, and the specific requirements of the project. A suggestion would be to consult with a professional painter or supplier to determine the best primer option for your specific needs.

What are the key factors to consider when selecting the best primer for new plaster walls?

When selecting the best primer for new plaster walls, there are several key factors to consider. Firstly, it is important to choose a primer specifically designed for plaster surfaces, as this will provide the best adhesion and coverage. Look for primers that are labeled as "plaster primer" or "masonry primer" to ensure compatibility.

Another important factor is the type of finish you desire for your walls. If you are planning to paint the walls with a flat or matte finish, a high-hide primer is recommended to help conceal any imperfections in the plaster. For a glossy or semi-gloss finish, a primer with good stain-blocking properties is essential to prevent any discoloration from bleeding through.

Additionally, consider the drying time and ease of application of the primer. Quick-drying primers can be beneficial if you have a tight timeline for your project, while primers that are easy to apply and provide good coverage will help to streamline the painting process.

Lastly, it is always a good idea to read customer reviews and seek recommendations from professionals or experienced DIYers to ensure you are selecting a primer that has a proven track record for quality and durability.

Which type of primer is recommended for new plaster walls: oil-based or water-based?

For new plaster walls, it is generally recommended to use a water-based primer. Water-based primers are easier to work with, have low odor, and dry quickly. They also provide good adhesion to the surface and help seal the porous plaster, preventing moisture absorption and promoting better paint adhesion.

Oil-based primers, on the other hand, are typically used for surfaces that require more stain-blocking or have stubborn stains, such as smoke damage or water stains. However, they tend to have a strong odor, longer drying time, and can be more difficult to clean up.

In summary, water-based primers are the preferred choice for new plaster walls due to their ease of use, quick drying time, and effective adhesion. It is always best to consult with a professional painter or follow the manufacturer's recommendations for the specific type of primer to use on your plaster walls.