The maintenance and use of the roof manhole should pay attention to the following key issues: Regular inspection and maintenance Conduct a comprehensive inspection at least once a year to ensure that the sealing strip is not aging, damaged or rusted, and replace the aging parts in time. Clean ... READ MORE
When selecting rock wool, the appropriate fire protection grade should be determined according to the specific use environment and fire protection requirements. For places with high fire resistance requirements, such as high-rise buildings and underground garages, grade A or B1 rock wool boards sho... READ MORE
The fireproof grade of rock wool board is an important index to measure its fireproof performance. According to the national standards, the fire protection grade of rock wool board is mainly divided into Grade A, B1, B2 and B3. 1. Grade A: Grade A rock wool board has fireproof performance, is alm... READ MORE
When it comes to building safety, fire-rated access panels are an essential investment. Designed to withstand high temperatures and prevent the spread of flames and smoke, they offer peace of mind and compliance with safety standards. Here’s everything you need to know about fire-rated access panels... READ MORE
Choosing the right access panel can be overwhelming with so many options available. Whether you’re working on a new construction project or upgrading an existing space, this guide will help you select the good panel for your needs. 1. Identify the Application Where will the panel be installed? Bat... READ MORE
Access panels have become an integral part of modern construction, offering both functionality and design flexibility. Here’s how they’re shaping the industry and why they’re a must-have for any project. 1. Building Maintenance Made EasyAccess panels provide builders and maintenance teams with easy ... READ MORE
Advantages of invisible manhole Invisible manhole is the key building material for concealed maintenance of ceiling and wall, which is mainly used in central air conditioning, fire pipes and other scenes. The core products include aluminum alloy, ABS and other materials, and the invisible effect ne... READ MORE
Precautions for installation Measurement accuracy: It is necessary to accurately measure the size of the door opening to ensure that the door frame is flush with the wall or protrudes 3-5mm to avoid difficulties in later installation. Customization cycle: Customization can be completed in 7-10 d... READ MORE
Necessity of inspection port Everything in the world has its age. In the indoor space, when the facilities need maintenance or overhaul, if there is no pre-set access, it often means that the well-decorated part must be dismantled, which not only causes economic losses, but also affects the overa... READ MORE
The non-return valve and exhaust pipe of the flue may fall off after a long time, and the fan blades of the non-return valve need to be removed and cleaned every year to prevent the fan blades from being closed loosely. If the fan blades are not closed tightly, the non-return valve needs to be repl... READ MORE
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