2010 Approved Assemblies

Revised 8/30/10

Double Check Valve Backflow Prevention Assemblies

Name	Model	Size
Ames	2000 SS (Fire Line Only)	3" thru 12"
Ames	Colt 200	2 ½" thru 10"
Ames	Cost 200N	2 ½" thru 6"
Conbraco	4-S-100 (Model DC)	2 ½" thru 10"
Conbraco	40-100	½" thru 10"
Febco	850	½" thru 8"
Febco	850 Standard	2 ½" thru 8"
Febco	870 N or V Shape	2 ½" thru 10"
Watts	709	3" thru 10"
Watts	757	2 ½" thru 10"
Watts	757N	2 ½" thru 6"
Watts	757BFG	2 ½" thru 8"
Watts	007 M2-QT	¾" thru 10"
Watts	007 M3-QT	¾" thru 10"
Watts	719 QT	¾" thru 2"
Wilkins	950	¾" thru 2"
Wilkins	350	2½" thru 10"

Double Check Valve Backflow Prevention Assemblies Approved in Vertical Installations
(For Fire Sprinklers Only)

Name	Model	Size
Ames	C200	2½" thru 10"
Conbraco	4-S-100	2½" thru 8"
Watts	709	4" thru 10"
Watts	007 M2	1¼" and 1½"
Watts	719	½" thru 2"
Watts	757	2½" thru 10"
Wilkins	350	2½" thru 10"

Reduced Pressure Principle Assemblies

Name	Model	Size
Ames	C-400	2½" thru 8"
Conbraco	40-200	½" thru 10"
Febco	825Y	¾" thru 2"
Febco	860	½" thru 10"
Febco	880 N or V Shape	2½" thru 10"
Watts	909	¾" thru 10"
Watts	919 QT	¾" thru 2"
Watts	009 M2-QT	½" thru 3"
Watts	009 M3-QT	½" thru 3"
Watts	957	2½" thru 8"
Wilkins	975XL	¼" thru 2"
Wilkins	975	¾" thru 2"
Wilkins	375	2½" thru 8"

Pressure Vacuum Breakers

Name	Model	Size
Conbraco	40-500	½" thru 2"
Febco	765	½" thru 2"
Watts	800 QT	½" thru 2"
Wilkins	720 A	½" thru 2"

Sanitary Yard Hydrant (Must meet ASSE #1057 Standard)

Name	Model	Size
Freeze Flow	Executive & Standard (ADA)	1"
Murdock	NP-75 & NPL-75	¾"
Woodford	S3 & S4H	¾"

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