喷的绝缘材料可以有效挡住缝隙,减少空气对流。3 S W4 V' i+ I m; r e
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Triple pane的R value好很多,我就是选择这种,可以达到R8。缺点是尺寸较少(因为重一些)。根据builder说,要了triple pane最好同时要casement window才能利用到其优点。普通slider漏气太多,你要triple pane也没有意义。
If POLAR FOAM is one of the sprayed-on type insulation foam, I would highly recommend use of it since it is known that its closed-cell structure will result a minimal convection within hence a much much better R-value is acquired.
If POLAR FOAM is one of the sprayed-on type insulation foam, I would highly recommend use of it since it is known that its closed-cell structure will result a minimal convection within hence a much mu ... 6 ^# t3 `# @ uceramistpalace 发表于 2011-4-22 00:01