Vent Weight Range Pounds (kg)

12 - 14 (5.4 - 6.3)
14 - 19 (6.3 - 8.6)
23 - 28 (10.4 - 12.7)
23 - 30 (10.4 - 13.6)
5 - 8 (2.2 - 3.6)
5 - 9 (2.2 - 4.1)
8 - 12 (3.6 - 5.4)
8 - 13 (3.6 - 5.9)
9 - 15 (4.1 - 6.8)