Standard By:Underwriters Laboratories , 08/22/2014
Published:08/22/2014
UL Subject 521:2014
Original price was: $228.04.$114.00Current price is: $114.00.
Standard for Heat Detectors for Fire Protective Signaling Systems (CSDS Proposal, 8/22/2014)
Underwriters Laboratories , 08/22/2014
UL Subject 521:2014
Original price was: $296.43.$148.00Current price is: $148.00.
Standard for Heat Detectors for Fire Protective Signaling Systems (CSDS Proposal, 5/1/2014)
Underwriters Laboratories , 05/01/2014
