Why Buy Telecopic ladders from Pro Ladders Written by Telescopic Ladders Tuesday, 12 August 2008 11:26 The reasons of you Choose Pro Ladders Telescopic Ladder: 1: Aluminum material (1) All of our aluminum material are bought from large state-owned factory. Each batch has a quality certificate. (2) All of our aluminum material is made of 100% aluminum ingots.We Never use recycled aluminum. (3) Aluminum alloy: 6063/T5.Thickness :1.5mm and 1.3mm. 2 :Plastic (1) 100% new material. Never use recycled plastic. (2) Our telescopic ladders plastic parts never break, because we improve their toughness through special treatment. 3: Product capability. (1) Extends and folds easily. 4: Certification EN131 from authoritative SGS company. 5:Quality control. (1) Each telescopic ladder must pass a quality inspection before they leave the factory. (2) regular inspection of different batched goods, We choose samples to pass the following test: We Open the telescopic ladder, and put them out as a platform and test with 150KGS weight in the middle. After 30 hours, we then Check extend and collapse function.