Back to blog
Article

Prefabricated Modular House Decoration

Admin September 18, 2026

The decoration of prefabricated modular houses involves the manufacturing and installation of the building's main structure, enclosure, equipment pipelines, and interior decoration in a factory, forming standardized prefabricated assembled space modules that are then transported to the site for assembly and connection.

Factory-Prefabricated Decoration Content

Most of the decoration work for prefabricated modular houses is completed within the factory. Ceilings, walls, waterproof layers in bathrooms, and other decorative elements are prefabricated on the factory assembly line. The production mode is similar to that of the automotive industry, where individual components are produced separately and then assembled at the final assembly station. Taking the China Construction Haolong Intelligent Construction Industrial Park in Shenzhen, Guangdong, as an example, after the various decorative components of the house are manufactured in the factory, they are transported to the site and assembled like building blocks. This factory-prefabricated approach offers numerous advantages. On one hand, the stable production environment within the factory, unaffected by external weather conditions, ensures the quality and precision of the decorative components. On the other hand, assembly-line operations enhance production efficiency and shorten the overall construction period.

Design Requirements for Modular Building Decoration

The design of modular buildings must be more meticulous, with extremely high precision requirements. The position of each steel bar must be precisely located, with errors and precision controlled in millimeters. This is because, during on-site assembly of modular houses, precise alignment between modules is essential. Excessive errors can affect the overall structural stability and decorative quality of the house. For example, at the connection between walls and ceilings, if dimensional errors exceed the allowable range, it may result in excessive gaps, affecting aesthetics and sealing. In areas with waterproofing requirements, such as bathrooms, precise design and construction ensure the effectiveness of the waterproof layer and prevent leakage issues. By strictly controlling errors and precision, the decorative quality of prefabricated modular houses can be guaranteed to reach a high level, providing residents with a comfortable and safe living environment.