1.

The short nap roller should be soaked in material when not in use to prevent it from contacting air, otherwise the roller will harden and become unusable. It is essential to thoroughly clean the roller at the end of each workday. Pay special attention to the center shaft to ensure it is not stuck with material, as this will prevent the roller from turning smoothly and hinder ideal construction.

2.

Coating Tips: Minimize effort from hands and shoulders. Grip the roller handle with your pinky, ring finger, and middle finger, and add your index finger. Press lightly with your thumb from above to keep the roller perpendicular to the surface, rolling gently. Adhere to the principle of top to bottom, left to right, and corners to large areas first. Adjust the paint content, gently pressing from bottom to top and then top to bottom to repeatedly distribute the paint, then...

3.

Adjust the content of the coating on the material board to control the extent of the coating from dripping. The coating is applied by a light contact on the coated item, which is approximately 3-4 times the length of the roller. Initially, apply the coating with a light force and gradually increase it to ensure even application.

4.

If applying to an excessively large area at once, roller marks may form at the junction of the coatings, therefore, it is necessary to overlap one-third of the roller width.