1. Before proceeding to the next step, foundation treatment should be carried out, such as removing uneven concrete, bumps and sand.
2. The process can't be saved, no matter the basic treatment, additional layer construction or cold priming oil treatment, as long as there are some processes, the construction will be carried out.
3. Pay attention to the construction sequence of insulation layer and waterproof layer. Different roof drawings have different designs.
4. In large-scale construction, attention should be paid to the sticking method of vertical and horizontal overlapping of waterproof coiled materials.
5. Waterproof sealing, riser root treatment, etc. It must be handled as required.