Back to blog
Article

Interior Windows of Container Houses

Admin September 17, 2026

The interior windows of container houses typically feature thermal insulation designs, with materials primarily consisting of UPVC plastic-steel and aluminum alloy. Types include casement windows, sliding windows, and manually operated outward-opening windows. Some products support customization and optimize thermal insulation performance through insulated glass and sealing strips.

Material Selection and Characteristics

The materials for interior windows in container houses must balance durability and thermal insulation. UPVC plastic-steel is a common choice, featuring a steel structural support inside and high-strength plastic coating outside. It offers excellent corrosion resistance and thermal insulation performance at a relatively low cost. For example, the container house-specific windows provided by Foshan Nanhai Yuanzhaoji Doors and Windows Factory use this material, supporting manually operated outward-opening or sliding designs to suit different usage scenarios. Aluminum alloy is known for its lightweight and high strength. Some products achieve thermal insulation through thermal break technology (such as the aluminum alloy plastic-steel sliding windows from Jiangsu Huijue Doors and Windows Technology Co., Ltd.) and also feature wind resistance, making them suitable for scenarios requiring high structural stability, such as temporary buildings.

Window Types and Functions

Based on opening methods, container house windows can be divided into three categories:

  1. Casement Windows: These offer strong sealing performance and are suitable for areas requiring strict thermal insulation. However, they occupy external space when opened and require ensuring that the container's placement allows for outward opening.
  2. Sliding Windows: These save space and are easy to operate, but their sealing performance is slightly inferior to casement windows and can be improved by adding sealing strips.
  3. Manually Operated Outward-Opening Windows: These combine the advantages of casement and sliding windows, with some products supporting multi-angle opening to balance ventilation and safety.

Thermal Insulation Performance Optimization Measures

The key to improving the thermal insulation performance of container houses lies in window design:

  • Insulated Glass: Double- or triple-layer glass structures effectively block heat transfer and reduce energy consumption. For example, some high-end products use Low-E coated glass to further reflect infrared rays and enhance thermal insulation.
  • Sealing Strips: Rubber or silicone sealing strips installed between the window frame and glass reduce air infiltration and prevent heat leakage.
  • Customized Design: Adjust window specifications based on container size and usage environment (such as extremely cold or hot regions), for example, by increasing the number of glass layers or optimizing the window frame structure.

Practical Application Cases

The UPVC plastic-steel windows from Foshan Nanhai Yuanzhaoji Doors and Windows Factory support customized sizes to fit different container models. The aluminum alloy sliding windows from Jiangsu Huijue meet the temporary usage needs of temporary buildings through their thermal break structure and wind resistance design. These cases demonstrate that reasonable material and type selection, combined with thermal insulation optimization measures, can significantly enhance the living comfort of container houses.