Class A fire-proof insulation board has good water retention, enhances the bond strength between aerated block and plastering mortar, does not drum, does not crack; construction is convenient, by the construction workers unanimously praised. But the cracks in the insulation board are easy to mold, leading to some minor problems. Faced with the signs of moldy insulation board, what should we do? Next we will give you a brief introduction.
1, a grade fireproof insulation board during construction and after completion of 24h. The temperature of base and construction environment should be between 5 and 35 degrees Celsius, and the hot sun should be avoided in summer. No construction should be carried out in windy weather, rainy and snowy weather above level 5. If rain happens during construction, effective measures should be taken to prevent rain from washing the walls.
2. The base wall should be solid and flat, the flatness and verticality of the cement mortar leveling layer should meet the requirements of relevant standards, and the base wall and its cement mortar leveling layer have been accepted and accepted in accordance with the requirements of the specifications.
3. Special scaffolds for construction should be erected firmly and safely tested. The distance between the vertical pole and the wall and the corner of the scaffold should meet the construction requirements.
4. The construction quality of the base wall and cement mortar leveling layer and the entrance of doors, windows and holes shall be checked and accepted, and the doors, windows and frames or auxiliary frames shall be installed. The embedded parts and connectors such as fire escalators, water pipes, pipelines and air conditioners extending out of the wall should be installed, and the gap should be left according to the design thickness of the external insulation system.
Class A fire-proof insulation board through high strength, high cohesion, high fire-proof binder, will be high quality rock wool and metal panel strong bonding, composite and beautiful, flat, rigid and tough building board. After forming, the sheet has excellent fire protection, heat preservation and environmental protection characteristics. Everyone in the installation of the gap filled completely, you can avoid it because of the gap mold, of course, also want to master the above knowledge, to ensure that occasional needs.
By the content of this article, do you know how to solve the mold problem of grade a fire insulation board? If you have any questions or questions, you can come to the company for a wake-up call or call our hotline. We will answer them for you.