DUO-SAFETY LADDER CORPORATION DUO-SAFETY LADDER CORPORATION
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Aluminum Tubular Rail Fire Ladders

Series 500-C Ladder
Series 500-C
Truss Ladder

The 500-C Series ladders represent great strength and extraordinary safety. All this is incorporated into the tubular rail construction of this ladder. Available in all standard sizes - see specifications below.

See our Aluminum Price List for current pricing.

Series 500-C

Series 525-C

Specifications
SERIES 500-C 2-SECTION
SizeClosed LengthWidthWidth Over PolesBanking ThicknessWeight*
14'9' .75"24"7"74 lbs
16'10' .75"24"7"75 lbs
18'11' .75"24"7"76 lbs
20'12' .75"24"7"78 lbs
24'14' .625"24"7"90 lbs
28'16' .625"24"8"112 lbs
30'18' .75"24"8"131 lbs
35'20'24"8"153 lbs
40'23' .75"24"26" **8"210 lbs
45'26' .75"24"26" **9"255 lbs
50'28' .75"24"26" **9"279 lbs
SERIES 525-C 3-SECTION
SizeClosed LengthWidthWidth Over PolesBanking ThicknessWeight*
28'13' .75"26"10.25"140 lbs
30'14' .75"26"10.25"164 lbs
35'15' 4"26"10.25"179 lbs
40'17' 7.75"26"28.5" **10.25"245 lbs
45'19' .75"26"28.5" **11.25"265 lbs
50'21' 2.75"26"28.5" **11.25"297 lbs
All dimensions listed are N.F.P.A. Design Verification Standards. Variations occur in each product of approximately +/- .125" due to the type of rivets, nuts, bolts etc. used. If you require precise dimensions, please call our office and request a copy of our current field dimension sheets.
* Weight listed is actual weight of product only. For shipping purposes, please call our office for packaged weight before obtaining freight estimates.
** Staypoles are optional on 40ft length. Weight without poles deduct approx. 35 lbs each.

All Extension ladders 40ft and over are equipped with 1/2" manila rope as standard
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Pround Members Of:

Fire Apparatus Manufacturers Association National Fire Protection Association International Fire Service Training Association NY State Association of Fire Chiefs Wisconsin Safety Council

We suggest all Fire Departments refer to both the National Fire Protection Association (N.F.P.A.) and the International Fire Service Training Association (I.F.S.T.A.) for complete and proper practices and usage of Fire Service ladders.

National Fire Protection
Association (N.F.P.A.)

1 Batterymarch Park
Quincy, MA 02169
Phone: 1-800-344-3555
Fax: 1-617-770-0700
www.nfpa.org
International Fire Service
Training Association (I.F.S.T.A.)

930 North Willis
Stillwater, OK 74078
Phone: 1-800-654-4055
Fax: 1-405-744-8204
www.ifsta.org