Deal rau siv nrog hlau, yas, ntoo, thiab drywall.Tag nrho ntev: 225 mm.Haum rau kev txiav cov ntaub ntawv tuab (2-8mm).Haum rau kev txiav nrog ntsia thawv ntoo, duab los qhia (10-100mm), yas (5-175mm), fiberglass reinforced yas (8-50mm).Ncaj txiav rau hlau.