description 28 ft. type ia aluminum extension ladder the werner® 28-foot aluminum extension ladder features a 300-pound type 1a duty rating with i-beam railings for additional safety and support. guide brackets help to provide assistance for simple operation when raising or lower the sections. this heavy-duty extension ladder features rugged locks that are spring-loaded to ensure it stays securely in place during use. the ladder's mar-resistant end caps provide an extra layer of protection for the surfaces against which it rests. this werner 28-foot aluminum extension ladder easily separates at the base and the fly sections for use as an extension or as two single sections. an alflo® rung joint ensures a twist-proof® operation with every use. d-rungs with traction-tred® provide a safe and secure slip resistant climb california proposition 65 warning. features maximum reach: 27-ft exclusive alflo rung joint means twist-proof performance 1-3/4-in slip-resistant traction-tred d-rungs heavy-duty extruded rung locks are spring loaded to operate smoothly base and fly separate easily for use as an extension or 2 single sections smooth operating pulley design, with the enclosed shape providing additional protection of the pulley guide brackets mounted at the top and bottom of the rail for durability and smooth operation of fly section extra heavy-duty i-beam rails rugged shoe rests flat or is held in spur position with shu-lok® feature specifications acme tools brand name werner acme tools part number d1528-2 ansi approved yes ansi ladder rating type ia assembled weight (lbs) 56.0 base spread (in) 0.0 base width (in) 18.125 california proposition 65 warning required no country of origin mexico csa certified no duty rating (lbs) 300.0 globaltradeitemnumber (gtin) 00051751012347 internal supplier part # d1528-2 internet product code (ipc) eb37f4471cf ladder length (ft) 28.0 ladder material aluminum ladder type extension manufacturer warranty na meets ansi or osha standards yes osha approved yes package depth 0.55 package height 14.0 package weight 56.0 package weight (lbs) 56 telescoping no upc 051751012347 weather resistance yes weather resistant yes