“UL 507:1999” has been added to your cart. View cart Home UL UL Subject 2158A:2017 UL Subject 2158A:2017$129.05 Original price was: $129.05.$64.00Current price is: $64.00. Standard for Clothes Dryer Transition Duct (CSDS Proposal, 2/24/2017) Underwriters Laboratories , 02/24/2017 UL Subject 2158A:2017 quantity Add to cart Category: UL Description Standard By:Underwriters Laboratories , 02/24/2017 Published:02/24/2017 Related products UL 542:1999 $133.96 Original price was: $133.96.$66.00Current price is: $66.00. Add to cart UL Subject 1686:1999 $119.03 Original price was: $119.03.$59.00Current price is: $59.00. Add to cart UL Subject 466:1999 $126.07 Original price was: $126.07.$63.00Current price is: $63.00. Add to cart UL Subject 6500:1999 $213.52 Original price was: $213.52.$106.00Current price is: $106.00. Add to cart UL Subject 1573:1999 $118.16 Original price was: $118.16.$59.00Current price is: $59.00. Add to cart UL Subject 1670:1999 $159.67 Original price was: $159.67.$79.00Current price is: $79.00. Add to cart UL 224:1999 $103.11 Original price was: $103.11.$51.00Current price is: $51.00. Add to cart UL Subject 181B:1999 $187.58 Original price was: $187.58.$93.00Current price is: $93.00. Add to cart UL Subject 1063:1999 $297.76 Original price was: $297.76.$148.00Current price is: $148.00. Add to cart UL Subject 183:1999 $241.75 Original price was: $241.75.$120.00Current price is: $120.00. Add to cart