[Even professionals fail] This roof is "cheap and very popular," but if you don't "reject" it, it...
24:56
【家づくり】「コストダウンのコツ」と「削ってはダメなもの」を工務店社長が徹底解説！【注文住宅】
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【屋根選び初心者】住宅の維持費を下げたい人必見！劣化しない屋根材はコレ一択です！【注文住宅/住宅設備】
25:16
You'll regret this trendy roof in 10 years...the fear of a 70% leak rate | A thorough explanation...
29:39
[Must see before you build] The truth about galvalume steel sheets. You'll regret it if you don't...
23:15