Function Maintenance Ladder Systems are vertical in shape and are used for vertical routing. Obo Bettermann India Pvt. Ltd. Offers Function Maintenance Ladder Systems. Obo Bettermann India Pvt. Ltd. Supplies different types of concealed and cavity wall systems, terminal systems, cable gland systems, support clamp systems, and rail systems. Function Maintenance Ladder Systems are available in lightweight, heavyweight and industrial versions. The Systems are equipped with electrical function maintenance with high loads. These Systems comes with safe installation and it is tested to DIN 4102 Part 12. The Ladder System is available in four different types, Lightweight vertical ladders, Heavyweight vertical ladders Industrial vertical ladders and Strain relief for vertical routing.