Pipinginstallation: can set after the installation, together will also be our tubes opened longitudinally garnish with glue, glue into.
管道安装：可套上后一起安装，也可将本管材纵向切开后再用胶水粘合而成。
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Based on design experience and results of investigation, discusses some questions about heating modes for residential quarters, pipinginstallation and insulation and pipe network lay out.