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  • A non-self supporting type of ladder with two similar sections that are linked with internal guides on the bottom of base section and external guides on the top.
  • Sections are pulled apart to increase length.
  • Used for working in high areas and primarily for exterior applications.
  • Available in heights ranging from 16’ to 40’.
  • Smaller extension ladders are extended manually and secured with gravity spring lock brackets
  • that rest on the selected rung.
  • Larger extension ladders are extended by means of a rope and pulley running down the side of the ladder and secured with a cleat.
  • Generally available in all aluminum and fiberglass with aluminum rungs.
  • Rungs can be round or flat and are usually serrated for enhanced slip resistance.
  • Ladder shoes pivot to allow full contact with ground. Shoes can also be turned up to penetrate soft ground for extra stability.
  • Quality classifications include consumer (household), commercial (mechanic) and industrial grades.
 
 

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