The work flow of the installation of the maintenance port on the decoration site is as follows.

Update:Apr 23,2021
Summary: 1. Confirm the location of the inspection port on site 2. Cut the keel according to the point 3. Install the manhole 4. Install the second layer of g......
1. Confirm the location of the inspection port on site
2. Cut the keel according to the point
3. Install the manhole
4. Install the second layer of gypsum board
5. Paint finish