Ace Handyman Services Charleston

(843) 95-HANDY

(843) 95-HANDY

How to Fix Drywall Cracks the Right Way

Quickly Understand Drywall Crack Repair:
Purpose: To mend the visual and structural integrity of your walls.
Importance: Neglecting cracks can lead to worsening damage.
Basic Steps: Identify crack type, gather materials, stabilize, patch, finish.

Drywall cracks are not just an eyesore; they are a cry for help from your home’s interior, signaling shifts, aging, or possibly deeper structural issues. Addressing them promptly can prevent minor cracks from becoming gaping faults, ensuring your home remains both beautiful and structurally sound.

Whether due to settling, stress, or simple wear and tear, understanding the nature of the damage is crucial in applying the right fix. Given that your goal is a smooth, unblemished surface, knowing how to correctly manage these blemishes is essential—especially before repainting or refurbishing your space.

For busy homeowners in Charleston, SC, looking for quality and reliability without breaking the bank or juggling multiple contractors, learning the basics of drywall repair is invaluable. Not only does it equip you with knowledge for more informed decisions, but it also empowers you to maintain your home’s aesthetics and integrity effectively.

Detailed infographic on Drywall Crack Repair Steps: From identifying the type of crack, listing essential tools and materials, to the step-by-step repair process including preparing, stabilizing, patching, and finishing touches for a seamless repair. - drywall crack repair infographic process-5-steps-informal

Identifying the Type of Drywall Crack

When you notice a crack in your drywall, it’s not just a matter of aesthetics; it’s a sign that your wall needs attention. Understanding the type of drywall crack you’re dealing with is crucial for applying the right fix. Let’s break down the common types: Hairline, Settlement, and Stress points.

Hairline Cracks

These are the most common and least worrying types of cracks. Hairline cracks are very thin, almost like a strand of hair. They often appear due to the natural settling of the house or minor shifts in the structure. In most cases, these don’t signal a serious structural issue but should still be repaired to prevent them from expanding.

Settlement Cracks

Settlement cracks are a bit more concerning. These occur when the foundation of your house shifts, causing more significant cracking in the drywall. They’re usually wider than hairline cracks and can be found near doors, windows, or the ceiling. If you spot settlement cracks, it’s wise to monitor them for growth, as ongoing movement could indicate a problem with the house’s foundation.

Stress Points

Lastly, stress point cracks appear in areas where the drywall is under pressure or tension, such as around door frames and window sills. These cracks can be due to improper installation of drywall or seasonal changes that cause the wood framing to expand and contract. While not immediately alarming, repairing these cracks properly can prevent them from worsening.

Identifying the type of crack is the first step in the drywall crack repair process. Hairline cracks might just need a simple filling, whereas settlement and stress point cracks could require more extensive repair work to ensure they don’t reappear. Always remember, fixing drywall cracks isn’t just about patching up; it’s about understanding the cause and addressing it to ensure a lasting repair.

As we move into the step-by-step guide to repairing drywall cracks, keep in mind the type of crack you’re dealing with. This knowledge will guide your repair process, ensuring a smooth and professional-looking finish.

Essential Tools and Materials for Drywall Crack Repair

Before diving into the repair process, it’s crucial to have the right tools and materials on hand. Fixing drywall cracks isn’t just about filling them in; it’s about doing the job so well that the repair lasts for years. Let’s break down what you’ll need:

  • Dust mask: Safety first! Drywall work can get dusty. Protect your lungs with a dust mask.
  • Mud pan: This is where you’ll hold your joint compound while you work. It makes the job cleaner and more efficient.
  • Taping knife: You’ll use this to apply and smooth the joint compound over the crack. A 6-inch knife is great for embedding tape, and a 12-inch knife works well for smoothing.
  • Utility knife: Use this to cut the paper drywall tape and to clean out the crack before you start the repair.
  • Painter’s tape: Protect the areas around your repair site to keep them clean and compound-free.
  • Paper drywall tape: This tape helps bridge the crack and prevents it from reappearing. It’s stronger than fiberglass tape for wall repairs.
  • Pre-mixed joint compound: Also known as mud, this is used to fill in the crack and cover the tape. It’s easy to work with and dries to a sandable surface.
  • Setting type compound: For deeper cracks, this compound dries harder and faster than pre-mixed mud, making it a good choice for the initial fill.
  • Drywall screws: These are used to stabilize the drywall around the crack before patching, ensuring the repair holds up over time.

drywall repair tools - drywall crack repair

Why These Tools and Materials Matter

Each item on this list plays a vital role in the repair process. For instance, using a dust mask is essential not just for comfort but for health reasons, as drywall dust can be harmful if inhaled. The mud pan and taping knives enable a smooth application of joint compound, which is critical for a seamless repair.

Ace Handyman Services Charleston

Paper drywall tape is preferred over fiberglass tape for its strength and flexibility, which are key to preventing future cracking. Pre-mixed joint compound is user-friendly and ideal for the final layers over the tape, while the setting type compound offers a durable solution for filling the initial gap.

Utility knives and painter’s tape ensure that the repair area is clean and precise, which is crucial for a professional-looking finish. Lastly, drywall screws are essential for securing loose drywall and preventing further movement, which could lead to more cracks.

Tips for Using These Tools and Materials

  • Always wear your dust mask when sanding drywall compound to avoid inhaling dust particles.
  • Use the utility knife to gently cut a V-notch along the crack. This creates a better surface for the compound to adhere to.
  • Moisten the paper tape before applying it over the compound in the crack. This helps prevent air bubbles and ensures a strong bond.
  • When applying the joint compound, use the taping knife to press firmly and smooth out any excess material. This reduces sanding later on.
  • Allow each coat of compound to dry thoroughly before applying the next. Patience here is key to a smooth, durable repair.

By understanding the roles of these tools and materials, you’re well on your way to making those unsightly drywall cracks disappear. With the right approach, your walls will look as good as new, and the repairs will last for years to come. Now, let’s move on to the step-by-step guide to repairing drywall cracks, where we’ll put these tools and materials to use.

Step-by-Step Guide to Repairing Drywall Cracks

Repairing drywall cracks might seem daunting, but with a straightforward approach, you can make your walls look pristine again. Here’s how to tackle this project effectively.

Preparing the Crack for Repair

Cut a notch: Begin by gently cutting a V-notch along the length of the crack. Aim for a depth of 1/8 to 1/4 inches. This step helps remove any loose material and creates a better surface for the repair materials to adhere to.

Remove loose paper: Use your utility knife to peel away any dangling or loose paper around the crack. This step is crucial for ensuring a smooth base for your repair.

Find the stud: Using an electronic stud finder, locate the studs behind your drywall. This knowledge is essential for the next steps, ensuring your repair is secure.

Stabilizing and Patching the Crack

Add screws: If the crack is near a stud, add drywall screws into the stud on both sides of the crack. This extra support helps prevent the crack from widening.

Apply adhesive spray: For extra stability, apply a light coat of adhesive spray over the area. This step will help the drywall tape adhere better.

Embed drywall tape: Moisten paper drywall tape and place it over the crack. Use a taping knife to press the tape into the joint compound you’ve spread over the crack. Ensure there are no air bubbles.

Apply joint compound: Cover the tape with a thin layer of pre-mixed joint compound, extending a few inches beyond the tape on all sides. Use your taping knife to smooth it out. Wait for it to dry, then apply a second coat, feathering out the edges to blend with the surrounding wall.

Finishing Touches for a Smooth Repair

Sand the patch: Once the joint compound is completely dry, gently sand the area with fine-grit sandpaper. Be careful not to sand through the tape. Your goal is a smooth, flat surface that’s flush with the rest of the wall.

Texture the wall (optional): If your wall has a texture, now is the time to replicate it on your patch. Various tools and techniques can create textures, so match the existing wall as closely as possible.

Paint the wall: The final step is painting. Use a primer first if you’re covering a large repair or if the joint compound is very smooth. Once the primer is dry, paint over the area with a color that matches the rest of your wall.

By following these steps, you can achieve a durable and visually appealing repair to drywall cracks. The key to a successful drywall crack repair is patience and attention to detail. Take your time with each step, and you’ll be rewarded with walls that look as good as new.

Ace Handyman Services Charleston

Best Practices for Durable Drywall Crack Repairs

Fixing drywall cracks might seem straightforward, but ensuring the repair lasts requires a bit more understanding and effort. Let’s dive into some best practices that can make your drywall crack repair withstand the test of time.

Use of Sheetrock® Brand Durabond®

Sheetrock® Brand Durabond® is a game-changer for those looking to repair cracks in drywall effectively. This compound is known for its exceptional durability and strong bond. Unlike regular joint compounds, Durabond® sets hard, reducing the likelihood of future cracks in the same spot. It’s especially useful in areas prone to movement or where the drywall has flexed, causing the crack.

Sheetrock® Brand Easy Sand™

For those who dread the dust and the wait time associated with drywall repairs, Sheetrock® Brand Easy Sand™ offers a solution. This lightweight compound is easy to sand, making the smoothing process quicker and less messy. It also sets quickly, allowing for multiple coats in a single day. This can significantly speed up the repair process without compromising on the quality of the repair.

Properly Securing Drywall to Studs

A common mistake in drywall installation that leads to cracks is improper securing to the studs. Ensure that drywall screws are spaced correctly—generally, every 6 to 8 inches along the studs—and that they’re driven just below the surface of the drywall. This prevents “popping” but also ensures the drywall is firmly attached to the structure, reducing the risk of cracks developing from movement.

Addressing Underlying Issues

Perhaps the most critical aspect of durable drywall crack repair is addressing any underlying issues that caused the crack in the first place. Cracks often result from foundation settling, moisture damage, or improper drywall installation. If these issues aren’t resolved, cracks are likely to reappear. For example, if a crack is due to foundation issues, it might be necessary to consult with a structural engineer or foundation repair specialist to address the root cause.

Remember, the longevity of a drywall crack repair isn’t just about the patching process itself. It’s also about using the right materials, like Sheetrock® Brand Durabond® and Easy Sand™, ensuring the drywall is securely fastened, and most importantly, addressing any underlying problems that could cause the crack to reappear. By following these best practices, you can achieve repairs that are not only visually appealing but also durable.

As we move into the next section, keep in mind that while DIY repairs can be effective for minor issues, significant or recurring problems might require professional assessment and intervention.

Frequently Asked Questions about Drywall Crack Repair

Can cracked drywall be repaired?

Yes, cracked drywall can be repaired. Most cracks, whether they are hairline cracks or more significant ones, can be fixed with the right approach and materials. The key to a successful repair is identifying the type of crack and using the appropriate method to fix it. For smaller cracks, using joint compound and drywall tape might suffice. However, larger cracks or those that indicate structural issues may require more extensive repairs.

What is the best crack filler for drywall?

The best crack filler for drywall depends on the size and type of the crack. For hairline cracks, a simple application of joint compound (also known as mud) can be effective. For deeper or wider cracks, using a combination of mesh tape and joint compound provides a durable repair. Products like Sheetrock® Brand Durabond® or Sheetrock® Brand Easy Sand™ are excellent choices because they offer strong adhesion and are easy to sand, making them ideal for a smooth finish.

How do you fix a crack in drywall settlement?

Fixing a crack in drywall due to settlement involves a few critical steps to ensure the repair lasts. First, stabilize any movement in the drywall by securing it to the studs with drywall screws. This prevents further movement and helps close the gap. Next, apply a layer of joint compound over the crack, then press paper drywall tape into the wet compound to bridge the crack. Apply additional layers of compound, allowing each layer to dry and sanding it smooth before applying the next. Settlement cracks might indicate a deeper structural issue, so it’s wise to monitor the area for any changes or consider consulting a professional if the problem persists.

Repairing drywall cracks can seem daunting, but with the right tools, materials, and techniques, you can achieve professional-looking results that last. Whether you’re dealing with a minor hairline crack or a more significant settlement crack, the key is to address the issue promptly and thoroughly. For those who feel unsure about tackling drywall repairs themselves, or if the crack suggests deeper structural problems, reaching out to a professional like Ace Handyman Services can provide peace of mind and ensure the job is done right.


When it comes to drywall crack repair, the importance of timely repairs cannot be overstated. Ignoring or delaying the repair of even small cracks can lead to bigger, more expensive problems down the line. Moisture can seep in, causing the drywall to weaken or mold to grow. What starts as a simple fix can quickly escalate into a need for major repairs or even replacement of large sections of drywall.

Moreover, the benefits of professional-looking results are numerous. Not only does it enhance the aesthetic appeal of your home, making it a more pleasant environment to live in, but it also contributes to the overall structural integrity of your space. Properly repaired drywall is more durable and can withstand the rigors of daily life, from the slamming of doors to the occasional bumps and scrapes.

Attempting DIY repairs without the right skills or tools can sometimes make the problem worse. That’s where the expertise of professionals like those at Ace Handyman Services comes into play. Our skilled craftsmen have the experience, tools, and materials to ensure that every drywall crack repair is performed with the highest standards, blending seamlessly with the rest of your wall.

drywall repair - drywall crack repair

Ace Handyman Services Charleston

The key to a successful drywall repair is not just in fixing the crack but in addressing any underlying issues that might cause future damage. Our team doesn’t just repair; we also advise on how to prevent issues from recurring, ensuring your walls remain in top condition for years to come.

In conclusion, timely and professional drywall crack repair is essential for maintaining the beauty and integrity of your home. Trusting experts like Ace Handyman Services not only guarantees a job well done but also saves you time and potential future costs associated with more extensive repairs. Let us help you keep your home looking its best, ensuring comfort and peace of mind for you and your family.


Ace Handyman Services in Charleston is a full-service home improvement company that provides quality workmanship and excellent customer service that offers a wide range of services.

Table of Contents

Serving All of Charleston:

  • Isle of Palms
  • Mt Pleasant
  • Hanahan
  • Kiawah Island
  • Wadmalaw Island
  • Charleston AFB
  • Summerville
  • Ladson
  • Woodville
  • Moncks Corner
  • North Charleston
  • Awendaw
  • Jamestown
  • Ridgeville
  • Goose Creek
  • Seabrook Island

Latest Posts


Sign up our newsletter to get update information, news and free insight.