supply of aluminium platform step ladder , supply of aluminium platform step ladder of 10 feet extended height with anodized surface fi nish and double side step arrangement. the ladder shall be foldable type with platform size of 300 mm * 2 50 mm, minimum 3-inch step width and load carrying capacity of minimum 100 kg. the ladder shall be pro vided with anti-skid rubber feet, anti-skid steps and safety locking mechanism for safe operation. maximum weight of ladder shall be up to 30 kg. warranty shall be minimum one year. technical specification enclose d. [ warranty period: 12 months after the date of delivery ] ]