Insulated Ladders are very safe for very high electrical and mechanical performance. Our products are Made of FRP material, high hardness, good impact resistance, strong load bearing capacity and good insulation. Use epoxy resin, use high temperature polymerization to draw, high strength, corrosion resistance, beautiful appearance, good insulation. Main material Frame : Foam filled fiberglass tube in orange or yellow. Step: Foam filled fiberglass tube in orange or yellow Strengthen Bar: Foam filled fiberglass tube in orange or yellow. Hook or other Joint accessories: Stainless steel Moving wheel: High strength metal + Nylon Rope: Insulation Nylon rope. Character: Dielectrical Test: 30kV Insulation Between Rungs:30kV Anti Slip of Step High Mechanical resistant to bending and twist High Resistant to bad weather and corrosion element Technical Detail: Applied Standard:GB17620 & EN131 The ladder can be designed according to customer's requirement. Note: 5.1 Please inspect the ladder main body and parts according to GB17620 or EN 131 before use it ,If there is any defects or crack ,Please donot use it. 52 Please follow the ladder and live line work operation regulation when use it. 5.3 Please protect the ladder avoid the damage and moisture which will affect the insulation level. 5.4 Please inspect the ladder every year regularly to guarantee the ladder in well condition. 6.Product assembly method: Standard assembly, according to customer's request, in bulk.