[Negative Pressure Issues in Airtight Homes] A Thorough Comparison of Simultaneous Intake and Exh...
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【永久保存版】気密性能 完全攻略!C値とは?気密測定の手順や高気密住宅のデメリットなども分かりやすく解説
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A thorough comparison of heating plans and equipment that will not fail in a new building! We als...
36:54
Beautiful Onigiri Rice Ball Master Selling from a 150kg Handcart
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A humidifier enthusiast explains how to choose one and how to deal with dry winter air! Don't con...
18:31