Standard By:Underwriters Laboratories , 07/24/2009
Published:07/24/2009
Original price was: $287.38.$143.00Current price is: $143.00.
Standard for Strength of Body and Hydraulic Pressure Loss Testing of Backflow Special Check Valves (CSDS Proposal, 7/24/2009)
Underwriters Laboratories , 07/24/2009
Original price was: $298.82.$149.00Current price is: $149.00.
Standard for Strength of Body and Hydraulic Pressure Loss Testing of Backflow Special Check Valves (CSDS Proposal, 10/30/2009)
Underwriters Laboratories , 10/30/2009
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