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T7412 12 ft Type IAA Fiberglass Twin Ladder

Performance Overview

StyleSizeReach HeightLoad CapacityType
Twin12 ft16 ft375 lbsType IAA Duty Rating

The T7412 Fiberglass 12 ft Twin Step Ladder features a duty rating of 375 lbs per side of the ladder. Designed for one or two-person jobs, the T7400 ladders have heavy gauge aluminum tops and feature heavy duty internal spreaders to resist damage around the worksite or in transit. The GLAS*MARK® Violater stripes on the rails make the ladder more visible and the EDGE® bracing system and external rail shields add to the long lasting durability of these ladders. Fiberglass rails are non-conductive for working near electricity.


  • Heavy gauge aluminum extruded top with thick side plates
  • Back-up aluminum plates reinforce all top connectors
  • Shoulder bolt and lock nut on top hinge; 4 solid aluminum rivets attach top to each rail
  • Slip-resistant TRACTION-TRED® steps are double riveted and knee-braced
  • Extra heavy duty internal aluminum spreaders
  • Rubber step bumpers to resist damage
  • EDGE® bracing system helps to decrease damage to rail
  • GLAS*MARK® Violator stripes on rails allow ladder to be more visible
  • Aluminum external rail shield helps protect against abrasion damage
  • Shoe pads riveted to the EDGE® structure
  • Every rivet backed up by metal, metal plates or washer to protect rails
  • Design for one or two-person jobs
  • Maximum load per side, including person and materials, shall not exceed duty rating of ladder


FeatureSize / Details
Size12 ft
Reach Height16 ft
Maximum Standing Ht9 ft7 in
Load Capacity375 lbs
Approx. Cu. Ft. Per Unit18.3
Approx. Spread92-1/4 in
Bazaar Voice Average Rating5
CertificationsANSI A14.5 (2007); OSHA
Edge BracingHeavy
Front Flange1-3/16 in
Front Rails3-1/8 in
Approx. Product Height12 ft
Approx. Product Width35-1/2 in
Rear Flange1-3/16 in
Spreader MaterialAluminum
Rear Rails3-1/8 in
Top Dimension8-1/4 in x 14-1/2 in
TypeType IAA Duty Rating
With 1 Pail ShelfNo

Package Contents

Part NumberQtyDescription



Additional T7400 Series Models

Model No.SizeReach HeightMaximum Standing HtLoad CapacityApprox. Cu. Ft. Per UnitApprox. Spread
T74044 ft8 ft1 ft11 in375 lbs4.536-1/8 in
T74055 ft9 ft2 ft10 in375 lbs5.843-1/8 in
T74066 ft10 ft3 ft10 in375 lbs7.350-1/8 in
T74088 ft12 ft5 ft9 in375 lbs10.564-1/8 in
T741010 ft14 ft7 ft8 in375 lbs14.278-1/4 in
T741212 ft16 ft9 ft7 in375 lbs18.392-1/4 in
T741414 ft18 ft11 ft6 in300 lbs22.8106-1/4 in
T741616 ft20 ft13 ft5 in300 lbs27.7120-1/4 in
T741818 ft22 ft15 ft4 in300 lbs33.1136-1/8 in
T742020 ft24 ft17 ft 3 in300 lbs38.8150-1/8 in