Home UL UL Subject 429 UL Subject 429$106.00 Original price was: $106.00.$53.00Current price is: $53.00. Standard for Electrically Operated Valves (CSDS Proposal, 1/20/2017) Underwriters Laboratories , 01/20/2017 UL Subject 429 quantity Add to cart Category: UL Guaranteed Safe Checkout Description Standard By:Underwriters Laboratories , 01/20/2017 Published:01/20/2017 Related products UL Subject 555C $297.00 Original price was: $297.00.$148.00Current price is: $148.00. Add to cart UL Subject 252 $252.00 Original price was: $252.00.$126.00Current price is: $126.00. Add to cart UL Subject 508 $250.00 Original price was: $250.00.$125.00Current price is: $125.00. Add to cart UL 797A $200.00 Original price was: $200.00.$100.00Current price is: $100.00. Add to cart UL Subject 181B $197.00 Original price was: $197.00.$98.00Current price is: $98.00. Add to cart