Ask for help Gypsum board ceiling surface needs to be scraped all putty or only at the joints

Ask for help Gypsum board ceiling surface needs to be scraped all putty or only at the joints

Hello, dear, Hu with help: gypsum board ceiling surface needs to be scraped all putty or only at the joints, all need to be scraped, the joints also need to be pasted with kraft paper tape to prevent cracking, gypsum board ceilings not only need putty, but also need to be patched. Step 1:

Patch the joints of the plasterboard first, and then scrape off the plaster powder or patch. Step 2: Then apply kraft paper or cloth tape.

The third step is to scrape putty. If the bureau blows water-based environmental protection putty, it does not need anti-rust paint, and it will never rust.

Follow these steps to achieve good results:

1. There are gaps in the gypsum board (board) to be caulked. It is recommended to use the carf board worry-free toughness caulk for caulking, and then paste the seam tape (the master understands).

2. If the putty powder is scraped directly on the gypsum board (board) is easy to fall off (ash), it is recommended to use the worry-free putty of the home board to scrape the primer (TB), and then scrape the putty powder (2-3 times) after drying. If you don't paint the wall, you can polish it. If you are painted, continue with the following steps.

3. Polishing the surface of the putty powder and then brushing the special primer for the interior wall of the home taxi and waiting to dry.

4. Paint the interior wall paint of the Jiadeshi series 2 times. Finish.

All need to be scraped, and kraft paper tape needs to be attached to the seams to prevent cracking.