We all know that when the house is lived for a long time, there will be some aging phenomenon on the wall. At this time, we need to repaint the wall. So, do you know how to paint latex paint on old walls? Now let me help you easily solve the problem of renovation of the old wall and let your home wall be replaced with new clothes.
How to brush latex paint on the old wall, keep the wall smooth
For old walls, there will be some problems such as peeling, cracks, etc. In this case, you may use a steel brush or blade to level the walls and clean them until the cement walls are free of floating soil. The purpose of this is to make the new latex paint more firmly bonded to the wall.
In addition, it is necessary to remove the peeled primer. If the wall is left with wallpaper, it will inevitably leave some adhesive tape after tearing it off, and it will also need to be cleaned. In general, the wall surface roughness error can be 3mm.
How to brush latex paint on the old wall, scraping putty
Do you know that the main purpose of scraping putty is to fill the walls to ensure that the walls are flat. Then, roll the concrete surface agent over the wall to achieve a uniform effect. After the concrete has dried, it can start to putty.
Under normal circumstances, leveling can be performed after scraping the two putties. After the two sides are scraped and dried, they are ground with fine sand. It should be noted that no scraped putty can be damaged.
How old wall paint latex paint three, polished
Before grinding, fine sandpaper must be used. More commonly used today is the 400-500 sandpaper. If you use coarser sandpaper, it will leave deep sand marks on the wall, even if the paint is not covered. After polishing, you must thoroughly clean the wall to avoid excessive dust and affect the adhesion of the wall paint. Under normal circumstances, the unevenness is ≤ 3mm.
How to brush the old wall latex paint four primer
When applying the primer, be sure to do it evenly so that it can be brushed anywhere. If the amount of paint is large, the primer can be properly watered for even brushing. It should be noted that the primer cannot be used with a poor roller, otherwise the brushing effect will affect the overall aesthetics. It is recommended to use a roller with the same texture as the topcoat.
How to brush latex paint on old walls?
Under normal circumstances, putty after grinding, it will inevitably leave some defects, although difficult to see, but after a lot of paint will obviously be a lot, then need to find supplements. Note: Be sure to polish. In addition, apply it again with a primer to avoid chromatic aberration.
How to brush the old wall latex paint six, topcoat
This is just an ordinary paint job, without adding too much water, otherwise it will affect the texture of the film. It is recommended to use good tools. The roller's hair should not be too short and too thin. The brushed film can have a delicate feel. When brushing, you also need to pay attention to the direction of paint.
How old wall paint latex paint seven, conservation
Under normal circumstances, latex paint does not dry until it has been brushed for 4 hours. Since the paint film at this time has not reached the desired hardness, protection work must be done at this time. For example, there should be no wall contact within 7 to 10 days.
Editor's summary: The above is an introduction to how to paint latex paint on old walls , hoping to help friends who are planning to refurbish old walls! For more information, please continue to pay attention to our website, follow-up will show more exciting content.
How to brush latex paint on the old wall
Pole Light,Solar Lamp Post,Solar Post Lights,Outdoor Lamp Post
Ningbo Royalux Lighting Co., Ltd. , https://www.royaluxlite.com