| Model No. | Safe Working Height (m) | Max. Standing Height (m) | Number of Treads | Open Width (m) | Approx. Spread (m) | Approx. Overall Ladder Length (Closed) |
|---|
| 30599618 | *Safe working height based on 1.75m as the average reach height of a person. **Load includes user, tools, materials, etc. | 2.18m | 0.43m | 5 | 0.46m | 0.83m | 1.21m |
| 30699618 | *Safe working height based on 1.75m as the average reach height of a person. **Load includes user, tools, materials, etc. | 2.39m | 0.64m | 6 | 0.49m | 0.99m | 1.44m |
| 30799618 | *Safe working height based on 1.75m as the average reach height of a person. **Load includes user, tools, materials, etc. | 2.60m | 0.85m | 7 | 0.51m | 1.15m | 1.67m |
| 30899618 | *Safe working height based on 1.75m as the average reach height of a person. **Load includes user, tools, materials, etc. | 2.81m | 1.06m | 8 | 0.54m | 1.30m | 1.90m |
| 31099618 | *Safe working height based on 1.75m as the average reach height of a person. **Load includes user, tools, materials, etc. | 3.23m | 1.48m | 10 | 0.59m | 1.62m | 2.37m |
| 31299618 | *Safe working height based on 1.75m as the average reach height of a person. **Load includes user, tools, materials, etc. | 3.65m | 1.90m | 12 | 0.64m | 1.94m | 2.83m |