Ah missed! This word always arises as the first word when an unwanted situation occurs like when nails are hung on the wall. But when exerting, hammering down what was returned was a nail to penetrate the wall until Cracks on the Wall. When you saw many scars on the wall people may be shaking especially the house or rental room. You will be worried that you could not fix these marks. When the homeowner sees it, you may have to pay a fine of several thousand Baht.

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In this content, “HomeGuru” relieves the anxiety with the good news that these small cracks on the wall, we can repair by ourselves with the wall cracks. While also being easy to use, even if you have no skill, you can repair on your own.

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Cracks on the wall can occur for many reasons and each type of cracks comes from different causes. If the cracks are caused by the settlement of the structure or the structure is not up to standard. Recommend contacting an engineer or a professional assistant to look after only. But if it is a small crack such as a crack, sesame pattern of the wall, nail piercing, and bolt cracking caused by poor plastering. These traces do not have any serious consequences. Homeowners can repair by themselves with 4 materials to fix cracks on the walls.

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4 materials for fixing cracks on the wall by yourself

For small traces that are not deep and not wide We can use cracked putty filling material which has many options in the market. “HomeGuru” recommends 4 products that are easy to use and most importantly, use very little budget, some items are are priced in tens only.

1. Fill the cracks with acrylic (Acrylic sealant or Acrylic filler)

Acrylic is a refilling material made from hydrocarbon polymers (carbon, hydrogen, oxygen) using water as a solvent. But when frozen, will not dissolve in water, the advantage of acrylic is that it is not very hard. It can polish the work surface suitable for small cracks less than 2 mm in size. It can be used as a cylindrical tube, pointed tip or acrylic putty.

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How to use First, use a trowel to scrape the edges around and smooth it, then clean it away from moisture and dust (very important), then use acrylic to cut or fill it. Beginning from the point of greatest crack, chasing a small spot. Then use the excess trowel to remove, allow the wall to dry for a period specified by each product. Once dry, use sandpaper to scrub the wall with other parts. Then paint with the old plaster primer and then paint over.

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2. Cover the cracks with PU (PU (Polyurethane) Sealant)

Polyurethane Sealant Sealant, or PU (Polyurethane) Sealant, is a polyurethane material used for sealing, joining, or joining parts to prevent leaks or connections. For greater strength, the property of polyurethane is medium flexibility, able to polish, surface and paint. It can be used on both smooth and rough surfaces. But the special thing is that the PU Sealant can be attached to the dusty surface better than acrylic. But should remove all dust before use.

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How to use Clean the surface that needs to be repaired to be free from moisture and dust. Then use a PU material to spread or fill it all over. Use the trowel to smooth the excess off. Leave the wall to dry. Once dry, use sandpaper to smooth the plane to other parts of the wall. Then paint with the old plaster primer and then paint over.

For the wall that needs to be painted over. Not recommended to use (silicone sealant) because silicone cannot be scrubbed, painted or painted over. You must consider it carefully before buying.

3. Removing traces with repair cement

Repair cement is a ready-mixed product cement polymer modified with a mixture of acrylic. Dry polymers Portland cement, silica and others (according to the formula of each product) are also used for repairing concrete surfaces with small cracks and cracks as well. It can be smooth or rough.

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How to use The surface must be rough by extracting or scrubbing with a brush to increase the efficiency of adhesion then clean the wall to free from dirt. The next step is to moisten the concrete Leave for at least 4 hours and absorb excess water remaining on the work surface before use. Mix cement and water with the ratio specified, then stir well. Then use a trowel to scoop and repair the cracks and skin as needed.

4. Cover the marks with a repair cream

Wall repair creams have tube-like packaging like a skin cream, makes it convenient and easy to use Just open the squeeze tube to use immediately, no additional mixing, suitable for fixing small cracks in the wall, nail holes, or broken plaster in an area that is not very big. It can polish the skin like PU or acrylic.

How to use Clean the surface of the wall that needs to be repaired thoroughly. Free from moisture and dust Then squeeze the cream out Then use the plastic sheet provided as a pair, cut or put off. Allow to dry and then apply again. (In the case of wide and deep cracks), then wait for the surface to dry completely, then sanding the sandpaper to smooth the same plane and paint as you like.

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Small cracks on the wall, even if they don’t affect the structure. You feel disturbed every time when seeing Aside from being not beautiful It may also be a way to prevent leakage problems in the future as well. Therefore, before the small things will create big problems more than our two hands could fix. Come to look for a busy day and then work to improve the walls in the house to be smooth, without cracks.


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