Heat Loss Prevention Roof Insulation Board is a high-performance roof insulation board focusing on winter heat locking and loss prevention. By optimizing the closed-cell structure and board splicing design, it minimizes roof heat transfer and gap heat loss, greatly improving the winter thermal insulation performance of buildings and reducing heating energy consumption. It is the preferred thermal insulation material for buildings in cold regions and energy-saving building roofs.
With 23 years of deep experience in the field of insulation materials, we have in-depth research on building heat loss paths. This Heat Loss Prevention Roof Insulation Board starts from two aspects: material performance and installation structure. It not only reduces the thermal conductivity of the board itself, but also optimizes the splicing structure to reduce gap thermal bridges, locking indoor heat in all directions.
This product has been widely used in residential and public building roof projects in northern China, as well as near-zero energy building demonstration projects. After put into use, the roof heat loss is reduced by more than 25%, and the building winter heating energy consumption is significantly reduced, helping the project meet the energy-saving design standards.
For energy-saving upgrade of existing buildings, our Heat Loss Prevention Roof Insulation Board can effectively make up for the shortage of original roof thermal insulation, greatly reducing the loss of indoor heat through the roof in winter, improving indoor comfort while reducing heating costs. Usually, the renovation cost can be recovered in 3-4 heating seasons.
Specifications
|
Parameter |
Performance Index |
|
Standard Size |
1800×600 mm |
|
Thickness Range |
30 mm – 120 mm |
|
Compressive Strength |
≥200 kPa |
|
Thermal Conductivity |
≤0.032 W/(m·K) |
|
Water Absorption |
≤1.5% (by volume) |
|
Closed-cell Rate |
≥98% |


Application Fields
- Roof thermal insulation for buildings in cold regions and near-zero energy building roof systems
- Winter heat loss prevention and energy-saving renovation for residential and public buildings
- Roof thermal insulation and heat locking for constant temperature factories and storage buildings
- Energy-saving upgrade of central heating building roofs
Factory Strength
As one of the earliest enterprises engaged in R&D and production of XPS insulation materials in southern Zhejiang, we have 23 years of technical accumulation in insulation materials. The factory is equipped with 3 advanced CO₂ foaming production lines, which can stably produce high-performance insulation boards with low thermal conductivity.
We have a professional thermal engineering team that can provide corresponding roof thermal insulation solutions according to the energy-saving requirements of different regions, helping customers achieve building energy-saving goals. The factory has a monthly production capacity of 50,000 cubic meters, which can fully meet the supply demand of large-scale energy-saving engineering projects.
Customization Capability
We support customizing product performance according to energy-saving requirements. The thermal conductivity can be customized as low as 0.024W/(m·K) to meet the needs of ultra-high energy efficiency buildings; the thickness can be designed on demand within the range of 30-150mm to match the thermal insulation indicators of different climatic regions.
For high-standard energy-saving projects, tongue-and-groove spliced boards can be customized, forming a seamless insulation layer after installation, further reducing gap heat loss and improving the overall thermal insulation efficiency.
FAQ
Q: What is the difference between this board and ordinary roof insulation boards?
A: This one focuses on heat loss prevention, with lower thermal conductivity and more sealed splicing design. It can reduce roof heat loss to a greater extent, and the winter thermal insulation effect is more prominent.
Q: Is it suitable for severe cold regions such as Northeast China?
A: Very suitable. The corresponding thickness can be selected according to the local temperature, and with the seamless splicing design, it can effectively lock indoor heat and greatly reduce heating energy consumption.
Q: Can it be used for roof renovation of existing buildings?
A: Yes. It can be directly laid on the original roof structure without modifying the original structure, and quickly improve the roof thermal insulation performance.
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