description 40-ft aluminum 250-lb type i extension ladder the werner® 40-foot type 1 aluminum extension ladder gives you the reach and stability you need to work high off the ground. it earned ratings from the occupational safety and health administration (osha) and from the american national standards institute (ansi) for safety at home and on commercial work sites. the heavy-duty extension ladder extends from a closed height of about 20-feet to an extended position of 40-feet. alflo® rungs provide a twist-proof® hold on the supports, so you maintain stability while the ladder is fully extended. traction-tred® rungs help to keep your feet in position as well. the bottom of the 40-foot extension ladder has shu-lok® spurs that maintain the ladder's position against walls without slipping away. california proposition 65 warning. features werner's 40 ft aluminum extension ladder allows you to safely reach the highest of places, such as second story windows or rooftops aluminum frame provides a strong and sturdy structure 250 lb duty rating provides ample support for household applications alflo technology ensures twist-proof performance slip-resistant shoe and spur plate offer additional safety ansi certified and osha compliant for safe use 40 steps offer access to difficult-to-reach places adjustable ladder height from 20-ft to 40-ft mar resistant end caps specifications acme tools brand name werner acme tools part number d1340-2 ansi approved yes ansi ladder rating type i assembled weight (lbs) 85.5 base spread (in) 0.0 base width (in) 17.38 california proposition 65 warning required no country of origin mexico csa certified no duty rating (lbs) 250.0 globaltradeitemnumber (gtin) 00051751012217 internal supplier part # 98171 internet product code (ipc) 7f67063685d ladder length (ft) 40.0 ladder material aluminum ladder type extension manufacturer warranty none meets ansi or osha standards yes osha approved yes package depth 0.469 package height 20.0 package weight 85.5 package weight (lbs) 85.5 telescoping no upc 051751012217 weather resistance yes weather resistant yes