1.wall batts; 2.insulation batts; 3.excellent Glass wool; 4.certificate:CE,GB,ASTS,ISO,SGS 5.Usage:wall & ... 's requirement for special specification high quality and performance. Huamei company makes glass wool boards and batts which are widely used in walls ... ,16,20,24,32,40,48Batt1160-1200410-610100-20010-48 Glass wool batts