Home UL UL Subject 1478A:2011 UL Subject 1478A:2011$118.02 Original price was: $118.02.$59.00Current price is: $59.00. PRESSURE RELIEF VALVES FOR SPRINKLER SYSTEMS (CSDS Proposal, 12/19/2011) Underwriters Laboratories , 12/19/2011 UL Subject 1478A:2011 quantity Add to cart Category: UL Description Standard By:Underwriters Laboratories , 12/19/2011 Published:12/19/2011 Related products UL Subject 83:1999 $244.01 Original price was: $244.01.$122.00Current price is: $122.00. Add to cart UL Subject 1063:1999 $297.76 Original price was: $297.76.$148.00Current price is: $148.00. Add to cart UL 768:1999 $222.51 Original price was: $222.51.$111.00Current price is: $111.00. 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 181B:1999 $187.58 Original price was: $187.58.$93.00Current price is: $93.00. 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 1062:1999 $282.91 Original price was: $282.91.$141.00Current price is: $141.00. 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 142:1999 $178.40 Original price was: $178.40.$89.00Current price is: $89.00. Add to cart UL Subject 1690:1999 $202.66 Original price was: $202.66.$101.00Current price is: $101.00. Add to cart