Is the renovation of second-hand housing bigger than the new one?

Friends who have bought second-hand housing should know that the amount of renovation of second-hand houses is much larger than that of new houses, especially the part of painting, which is much more troublesome than new houses. Many people will deal with the wall of the second-hand house according to the operation of painting the new house. If the luck is good, there will be no big problems, but if the luck is not good, the rework is a minute.
1. Preparation

Before painting, be sure to have a good understanding of the wall condition and prepare the materials. The final result of the hasty brushing may be uneven wall coverings, which can be very ugly.

Ingredients to be prepared before painting: latex primer, latex topcoat, putty powder tool, accessories: step stool, blade, gray knife, roller brush, wool brush, pig hair brush, Floor/furniture protective film, textured paper, scotch tape, sandpaper for polishing, hand bucket, etc.

2.Select paint color

Selecting color is a cumbersome thing, because there are many choices. In terms of color selection, according to one principle, the color should be changed from shallow to dark from ceiling to floor. The color of the ceiling should be lighter, the color on the wall can be properly deepened, and the darkest color must appear on the floor. This will make the visual effect even better. Color matching can be used to help some color centers that specialize in coatings.

3.Protection work

Before the official start of construction, it is necessary to protect the floor with a protective film, and then all the furniture will be adjusted and protected with a protective film. This will make room as much as possible during the construction process to facilitate construction.

Electrical appliances, socket switches, etc. All areas that may be contaminated by paint and dust should be protected. Large protective film and socket switch can be pasted with textured paper. . The protection of the socket switch is directly wrapped with textured paper. The advantage of the textured paper is that there will be no residual glue.

4. Remove the wall putty layer

The wall surface is damaged, the putty layer should be removed, some need not be removed, and the partial repair is done for Prepare the putty.

5.Re-scraping the putty

After removing the original bad putty layer, it is necessary to re-scrape the putty. In the process of scraping the putty, try to be even and smooth. The following is to scrape the putty again for all the eradication areas. After the putty is scraped, it usually takes about 1 day to dry before grinding.

What preparations do you need to make before using the second-hand house?

6. Polishing the putty layer

After the dried putty is dried, the surface of the putty should be polished. The sanding can make the wall surface more flat and the sandpaper is produced. The fine texture allows the paint to be more easily wall-hanging and the coating layer applied more evenly. It is inevitable that dust will be generated when polishing the putty layer. It is best to wear a dust mask.

The polishing of the putty layer is also divided into manual grinding and machine grinding. The efficiency of manual grinding is lower, and some corners can only be polished manually; the grinding efficiency of the machine is higher, but Speed ​​and strength requirements are relatively high, otherwise it is prone to unevenness.

What preparations do you need to make before using the second-hand house?

7.Cleaning the wall

When the putty is polished, some dust will remain on the wall. It must be cleaned. It cannot be directly applied, otherwise the adhesion of the paint can be It will weaken. Use a wool brush or sponge to sweep back and forth on the wall to quickly remove surface dust.

8.Repair the wall

After cleaning the wall, some small flaws that may exist, such as small cracks and small holes, can be filled with caulking paste and plaster. Repair, wait until it is completely dry, then sand the repair area.

9. Priming primer, topcoat

Generally, the primer is applied once and the topcoat is applied twice. The primer is used to improve the adhesion of the topcoat and increase The fullness of the topcoat, the provision of anti-alkaline, anti-corrosion function, etc., while ensuring the uniform absorption of the topcoat and giving full play to the performance of the topcoat. The topcoat needs to be painted twice to enhance the coverage of the topcoat, which will make the effect better.
(provided by Shenyang Building Materials Network) <


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