Is it worth it to repair plaster walls?

• <div><p>Repairing plaster walls or ceilings is almost always worthwhile. It restores the appearance of your home, and if it's an exterior wall, the repair can improve curb appeal and provide a great return on investment when selling. Plaster repairs can also reinforce the wall, preventing minor cracks from spreading, and improve your home’s energy efficiency by fixing gaps in the insulative material, potentially lowering your heating and cooling bills. Additionally, hiring a professional allows them to check if the damage is from a serious underlying issue, such as foundation instability. Catching a problem like this early could save you thousands.</p></div>

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Q: How do you bring drywall mud back to life?

• <div><p>If your premixed drywall mud is dried out or has begun to set in the bucket, you may be able to revive it by adding warm water and stirring. However, the first and most important step is to scrape off any hard, dried bits of drywall that may have accumulated toward the top of the container and throw them away because they will not easily reconstitute back into the drywall mud mix.</p></div>

Q: Can you apply new plaster over an existing plaster surface?

• <div><p>Yes, you can apply new plaster over an existing plaster surface, such as a wall or ceiling, provided the old plaster is in good condition. Before you begin, check the stability of the existing plaster. The surface must be clean, free of loose material, and have no peeling paint. It is also recommended to roughen the surface slightly to promote adhesion. For older plaster, applying a base coat like a PVA emulsion or a specific bonding agent or primer is crucial. This step makes the existing plaster less porous and ensures the new and old layers adhere properly for a smooth, long-lasting finish.</p></div>

Q: What are the disadvantages of using plaster?

• <div><p>Plaster is a beautiful finish but is labor-intensive to install and remove. It&rsquo;s vulnerable to cracking and more sensitive to moisture variance than drywall. Installing plaster on a new wall is an expensive process that can take days to weeks, depending on the scope. Removing a plaster wall can also be quite expensive and time-consuming.</p></div>

Q: Can I just paint over hairline cracks in plaster?

• <div><p>You can technically just paint over hairline cracks in plaster since these cracks are often harmless, but this will mostly be a waste of paint. Paint will only hide the hairline crack for a few months before it shows up again. The best solution is to repair the crack with flexible filler or joint compound before repainting.</p></div>

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Weeks and family LLC

New to Angi

Serving Onida, SD and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

Me and my crew can handle your needs inside outside on roof whatever the case may be

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Luis A Drywall LLC

New to Angi

Serving Onida, SD and surrounding areas

In business since 2025

Free estimates

Credit card accepted

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

Serving Onida, SD and surrounding areas

In business since 1998

Free estimates

Response time6 days

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TH Painting and Designs

New to Angi

Serving Onida, SD and surrounding areas

In business since 2022

Free estimates

Offers commercial services

TH's Paining and Designs is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.\n

Response time2 hrs

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Aldinger Construction

New to Angi

Serving Onida, SD and surrounding areas

In business since 2005

With business starting in 2005, Aldinger Construction has been building a reputation of great customer service and top notch workmanship. We take pride in our work and it shows. You will see what separates us from our competition with every project we complete. We take the time to listen to our clients in order to give them the best options available for their project. Our customers love that we are fast and efficient without ever compromising quality. Please keep in mind that your remodeling project is an investment in the future of your home. Why not work with the best? Feel free to contact us for an appointment.\n

Serving Onida, SD and surrounding areas

In business since 1999

Free estimates

David Ferguson's construction business is dedicated to quality and outstanding customer service. Our job is to provide you with quality service at a great price. Please don't wait call us today.

Recommended by100%of homeowners

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Plaster Repair questions, answered by experts

If your premixed drywall mud is dried out or has begun to set in the bucket, you may be able to revive it by adding warm water and stirring. However, the first and most important step is to scrape off any hard, dried bits of drywall that may have accumulated toward the top of the container and throw them away because they will not easily reconstitute back into the drywall mud mix.

Yes, you can apply new plaster over an existing plaster surface, such as a wall or ceiling, provided the old plaster is in good condition. Before you begin, check the stability of the existing plaster. The surface must be clean, free of loose material, and have no peeling paint. It is also recommended to roughen the surface slightly to promote adhesion. For older plaster, applying a base coat like a PVA emulsion or a specific bonding agent or primer is crucial. This step makes the existing plaster less porous and ensures the new and old layers adhere properly for a smooth, long-lasting finish.

Plaster is a beautiful finish but is labor-intensive to install and remove. It’s vulnerable to cracking and more sensitive to moisture variance than drywall. Installing plaster on a new wall is an expensive process that can take days to weeks, depending on the scope. Removing a plaster wall can also be quite expensive and time-consuming.

You can technically just paint over hairline cracks in plaster since these cracks are often harmless, but this will mostly be a waste of paint. Paint will only hide the hairline crack for a few months before it shows up again. The best solution is to repair the crack with flexible filler or joint compound before repainting.

Repairing plaster walls or ceilings is almost always worthwhile. It restores the appearance of your home, and if it's an exterior wall, the repair can improve curb appeal and provide a great return on investment when selling. Plaster repairs can also reinforce the wall, preventing minor cracks from spreading, and improve your home’s energy efficiency by fixing gaps in the insulative material, potentially lowering your heating and cooling bills. Additionally, hiring a professional allows them to check if the damage is from a serious underlying issue, such as foundation instability. Catching a problem like this early could save you thousands.

The Onida, SD homeowners’ guide to plaster repairs

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

Deirdre Sullivan
•
Jul 9, 2026Jul 9, 2026
How Much Does Plaster Repair Cost? [2026 Data]
Plaster repair costs are determined by the size and type of damage. Discover why some fixes you can DIY and why some require a pro’s help.
Mizuki Hisaka
•
Jul 31, 2026Jul 31, 2026
How Much Does Plastering Cost? [2026 Data]
The cost of plastering walls and ceilings depends on the room size and ceiling height. Our tips can help you estimate an accurate cost.
Stephanie Mickelson
•
Jul 10, 2026Jul 10, 2026
How Much Does It Cost to Apply Venetian Plaster? [2026 Data]
Venetian plaster can add depth and texture to your aesthetic. Learn how much Venetian plaster costs based on factors like square footage and whether you hire a pro to help.
Angi
•
May 21, 2026May 21, 2026
How to Hire a Plaster Repair Professional
Finding a qualified plaster repair pro? Learn how to hire the right specialist, what questions to ask, and what to expect for your project.
Katy Willis
•
Jul 20, 2026Jul 20, 2026
What Is Behind Your Lath and Plaster Walls?
You can find plaster walls in a lot of older homes. What’s behind these walls—whether that’s lath or calcimine—can have an impact on how long they last. Finding out the age of your house can help you determine what you’re dealing with.
Jamie Cattanach
•
Jul 9, 2026Jul 9, 2026
Who Does Plaster Work and What Is Their Job Like?
Who does plaster work? A plasterer, of course—one who’s gone through years of training to master this subtle construction art. Here’s what you need to know.