How to rescue the wall cracking, falling off, bulging, and moldy?

With the improvement of people's requirements for building comfort, the waterproofing of building walls is also on the agenda.

As a project that emphasizes both lining and face, the wall of a building must go through a long process of polishing before it can finally appear to be perfect

In the face of these "sick" walls, many people feel that they are not very serious and just leave them alone.

Common problems and treatment of wall

01 Cracked wall

There are many reasons for wall cracking, the more common ones are↓↓↓

① The wall bulges and cracks after being damp

② Structural cracking of the original wall

③ The original base layer is not properly treated and cracked

④ Cracks between the new wall and the original wall

Treatment method: clean the base surface → open V-shaped grooves on the cracks → fill the cracks with anti-cracking putty → paint the interface treatment agent on the wall as a whole → scrape the putty treatment on the whole → polish the base surface as a whole → waterproof decorative coating

02 Water seepage on the wall 

The main causes of water seepage on the wall are ↓↓↓

① There is no insulation layer on the wall

② The leakage of the embedded water pipe in the wall causes the wall to be damp

③ The junction between the water pipes upstairs and the ground is not properly waterproofed

④ Irregular construction when painting wall paint

Treatment method: seal the drainage pipe, repair the damaged waterproof layer, construct in strict accordance with the construction specifications, and do a good job of waterproofing the external wall

03 Wall peeling and drumming

The main reason is that due to damp, the bonding surface is not strong or the original structure wall sandy, aging, and irregular construction will cause the wall to peel and bulge
.

Treatment method: remove the peeled part of the wall paint → clean the wall → soak the wall with a roller to wet the wall → scrape putty (twice) → brush latex paint (twice) / waterproof decorative paint

04 Mold on the wall

The causes of moldy are ↓↓↓

① Water seepage on the wall causes fungus to grow

② Insufficient moisture-proof during the rainy season leads to mildew

③ The wallpaper glue is not fully dried, causing mildew

Treatment method: remove the damp and peeling paint on the wall → clean the wall and ceiling that need to be repaired → scrape putty (twice) → brush the waterproof decorative paint

In fact, problems such as wall cracking, falling off, water seepage, bulging, and mildew are often caused by poor materials, irregular construction or damp walls
.
Therefore, a good environmentally friendly wall material is indispensable in addition to strictly following the regulations during the pre-construction process
.