A 20 × 2 aluminum ladder typically refers to a 20-step extension aluminum ladder with two sections, which can be used in different configurations.
Typical specifications:
* Type: Extension ladder (2 sections)
* Material: Aluminum
* Configuration: 20 rungs × 2 sections
* Extended height: Approximately 10–12 meters (33–40 feet), depending on the manufacturer.
* Collapsed height: Approximately 5–6 meters (16–20 feet)
* Common uses: Electrical work, building maintenance, painting, roofing, and industrial applications.