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T374AS T374AS T374AS T374AS



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T374AS 4 ft Type IA Aluminum Twin Ladder

Performance Overview

StyleSizeReach HeightLoad CapacityTypePerformance Rating
Twin4 ft8 ft300 lbsType IA Duty Rating

The T374AS Aluminum Multi-use Twin 4 ft Step Ladder has a large aluminum extruded top and features a duty rating of 300 lbs per side making these ladders ideal for one or two-person jobs. The slip-resistant TRACTION-TRED® steps on the front and rear sections are all double riveted. Heavy duty aluminum brackets hold the slip-resistant foot pads.


  • Twin sided ladder design for one or two-person jobs
  • Maximum load per side, including person and materials, shall not exceed duty rating of ladder
  • Large aluminum extruded top with thick side plates
  • Slip-resistant TRACTION-TRED® steps on front and rear sections
  • External PINCH-PROOF™ spreaders
  • Step braces on top step and bottom five steps
  • Heavy duty aluminum foot bracket with slip-resistant foot pad


FeatureSize / Details
Size4 ft
Reach Height8 ft
Maximum Standing Ht1 ft 11 in
Load Capacity300 lbs
TypeType IA Duty Rating
Performance Rating
Approx. Width21-1/4 in
Approx. Spread36 in
Pail Shelf IncludedNo
Spreader MaterialAluminum
CertificationsANSI A14.2 (2007); OSHA
Approx. Cu. Ft. Per Unit3.5
Approx. Shipping Wt. (kg)14.5

Package Contents

Part NumberQtyDescription


Top8-1/4 in x 14 in
Front Rails3 in
Front Flange7/8 in
Rear Rails3 in
Step Depth3 in

Additional T370AS Series Models

Model No.SizeReach HeightMaximum Standing HtApprox. WidthApprox. SpreadApprox. Cu. Ft. Per Unit
T310AS10 ft14 ft7 ft 9 in31-3/4 in78 in11.1
T374AS4 ft8 ft1 ft 11 in21-1/4 in36 in3.5
T376AS6 ft10 ft3 ft 10 in24-3/4 in50 in5.7
T378AS8 ft12 ft5 ft 9 in28-1/4 in64 in8.2