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- PENANG, MALAYSIA -JANUARY 5, 2021: Sewerage pipes from the toilet above are interconnected under the floor soffit. Installed in gradient and gravity flow. Channeled to the main sewer line. Puzzle #539958612
PENANG, MALAYSIA -JANUARY 5, 2021: Sewerage pipes from the toilet above are interconnected under the floor soffit. Installed in gradient and gravity flow. Channeled to the main sewer line. Puzzle #539958612