Wooden Floor - Carpentry Level 4

In Carpentry Level 4, the topic covered is the installation of a wooden floor. The instructor starts by explaining the importance of selecting the right type of wooden floor for a specific project and calculating the required amount of material. The tools required for the job are also discussed, which include a miter saw, table saw, jigsaw, hammer, and pneumatic nailer. 

Next, the instructor explains the process of preparing the subfloor, which includes leveling, cleaning, and moisture testing. The installation process is then demonstrated, starting with the placement of the first row of boards. The instructor explains how to use a pneumatic nailer to secure the boards to the subfloor, as well as how to stagger the boards and maintain proper spacing. 

The video also covers how to cut boards to fit around obstacles such as doorways and vents using a jigsaw or handsaw. The instructor explains how to properly measure and mark the boards to ensure a precise fit. The video concludes with an explanation of how to finish the edges of the floor with trim, including how to cut and install quarter-round and shoe molding.