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    Green Building

    Green buildings refer to structures that, throughout their entire lifecycle, maximize resource conservation—such as energy, land, water, and materials—while simultaneously protecting the environment and minimizing pollution. A key component in achieving green building design is "same-floor drainage," which means that the drainage pipes from sanitary fixtures in bathrooms (including waste discharge horizontal pipes and branch drains) do not pass through the floor slab of the current level into the space below. Instead, these pipes are installed on the same floor as the fixtures themselves, connecting directly to the building's vertical drainage stack within the unit. Compared to traditional inter-floor drainage systems, the core principle behind same-floor drainage lies in the rational layout of pipes within each floor, effectively eliminating the constraints between adjacent levels. This approach prevents issues such as unclear property rights, noise disturbances, leakage risks, and spatial limitations—all common problems caused by drainage pipes encroaching on lower-level spaces. Ultimately, same-floor drainage delivers healthier, more comfortable living environments. Green building technologies emphasize sustainable construction practices that are low-consumption, highly efficient, cost-effective, environmentally friendly, and integrative.