“UL Subject 181B:1999” has been added to your cart. View cart Home UL UL Subject 1978:2017 UL Subject 1978:2017$142.46 Original price was: $142.46.$71.00Current price is: $71.00. Standard for Grease Ducts (CSDS Proposal, 2/24/2017) Underwriters Laboratories , 02/24/2017 UL Subject 1978:2017 quantity Add to cart Category: UL Description Standard By:Underwriters Laboratories , 02/24/2017 Published:02/24/2017 Related products UL Subject 6500:1999 $213.52 Original price was: $213.52.$106.00Current price is: $106.00. 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 1686:1999 $119.03 Original price was: $119.03.$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 Subject 60730-2-4:1999 $200.80 Original price was: $200.80.$100.00Current price is: $100.00. 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 181B:1999 $187.58 Original price was: $187.58.$93.00Current price is: $93.00. Add to cart UL Subject 2329:1999 $290.32 Original price was: $290.32.$145.00Current price is: $145.00. Add to cart UL Subject 1971:1999 $215.53 Original price was: $215.53.$107.00Current price is: $107.00. Add to cart UL Subject 2329:1999 $120.39 Original price was: $120.39.$60.00Current price is: $60.00. Add to cart