| 摘要 |
A kit of parts having batts ( 200 ) of insulation, and one or more batts ( 200 ) have partially divided segments ( 200 a), wherein each of the segments ( 200 a) has an R value and thickness and has length and width dimensions of, at least somewhat greater than 9.5 inches by at least somewhat greater than 14.5 inches to fill band joist cavities between spaced apart joists ( 106 ); and the batt ( 200 ) is either three segments ( 200 a) in length or four segments ( 200 a) in length, or is folded at intervals of the three segments ( 200 a) in length or four segments in length ( 200 a), and the batt ( 200 ) has a width of either one segment ( 200 a) or two segments ( 200 a), and the segments ( 200 a) of the same batt ( 200 ) are partially divided from one another and remain in the batt ( 200 ) until separated at the point of use or installation.
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