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Ladder Length Guidelines

Ladder Length Guidelines

Step and Extension Ladder length guidelins.

STEP LADDER HEIGHT SELECTION GUIDE EXTENSION LADDER LENGTH SELECTION GUIDE
STEPLADDER SIZE
 
APPROX. HIGHEST STANDING LEVEL
  
LADDER SIZE
MAXIMUM EXTENDED LENGTH
*WORKING RANGETO TOP SUPPORT
*MAXIMUM ACCESSIBLE ROOF height RANGE
4'   1' 11"   16' 13' 7-1/2' - 12 1/2' 4-1/2 - 9-1/2'
5'   2' 10"   20' 17' 9-1/2 - 16-1/2' 6-1/2 - 13-1/2'
6'   3' 9"   24' 21' 11-1/2 - 20' 8-1/2 - 17'
7'   4' 9"   28' 25' 13-1/2 - 24' 10-1/2 - 21'
8'   5' 8"   32' 29' 15-1/2 - 28' 12-1/2 - 25'
10'   7' 7"   36' 32' 17-1/2 - 31' 14' - 28'
12'   9' 6"   40' 35' 19' - 33-1/2' 16' - 30-1/2'
14'   11' 5"   44' 39' 21' - 37-1/2' 18' - 34-1/2'
16'   13' 4"   48' 43' 23' - 41-1/2' 20' - 38-1/2'
18'   15' 3"   60'
(3 section extension)		 48' 23' 46-1/2' 20' - 43-1/2'
20'   17' 2"   *When set up at the proper 75-1/2° angle
               
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