... a emergency situation(mainly fire).Aluminium alloy soft ladder has some strongpoints compare to rope ladder. Light, fireproof and water proof. The ... times more than that of rope ladder, and weight is just one third of that of rope ladder. 2. SpecificationsThree main parts: ... hook, however you can match a versatile clamp with each ladder.Standard load≥ 4500NMax load6500NLength5m, 7m, 10m, 13m,16m, ...