Số lượng dầm | 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40 | 4, 4, 6, 8, 10, 12, 14, 16, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38 |
Chiều cao bảo vệ | 75mm, 225mm, 375mm, 525mm, 675mm, 825mm, 975mm, 1125mm, 1275mm, 1425mm, 1575mm, 1725mm, 1875mm, 2025mm, 2175mm, 2325mm, 2475mm, 2625mm, 2775mm, 2925mm | 240 mm, 240 mm, 400 mm, 560 mm, 720 mm, 800 mm, 1040 mm, 1200 mm, 1200 mm, 1360 mm, 1520 mm, 1680 mm, 1840 mm, 2000 mm, 2160 mm, 2320 mm, 2480 mm, 2640 mm, 2800 mm, 2960 mm |