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DESCRIPTION

  • Bottom mounted relief valve for reduced clearance installation
  • Bronze body with NPT end connections furnished with strainer and an air gap fitting
  • Compact, space saving design
  • EZ twist relief valve cover with quarter turn locking joint captures the spring load during repair to facilitate disassembly
  • Innovative check valve plastic cover bushing provides trouble free guiding of the check valve poppet
  • No special tools are required for servicing
  • Quarter turn full port resilient seated ball valve shutoffs with tee handles
  • Separate access covers for the check valves and relief valve for ease of maintenance
  • Top mounted screw driver slotted test cocks for easy testing and use in reduced clearance installation

Watts Series 919 Bronze FNPT 175 psi Backflow Preventer

W919QTSAG

Valve Size:

SPECIFICATIONS

ADA Compliant
No
ANSI Specifications
ANSI 61 Annex G
ASSE Standards
ASSE 1013
BAA Compliant
Yes
CSA Certified
Yes
Collection
Series 919
Color Finish
Cast Bronze
End Connection 1
FNPT
End Connection 2
FNPT
End Connections
FNPT
Fitting Size 1
1 in
Fitting Size 2
1 in
Fitting Sizes
1 in
ISO Specifications
ISO 9001:2008
Lead Law Compliance Level
Not Approved for Potable Water Applications
Material
Bronze
Maximum Pressure
175 psi
Maximum Temperature
180
Minimum Temperature
33
NSF Certified
Yes
NSF Specifications
NSF 61 Annex G
Recommended Valve Application
Water
UL Listed
No
Valve Body Style
Inline
Valve Disc Material
Silicone
Valve Operator
T-Handle
Valve Seat Material
Engineered Plastic
Valve Size
3/4 in
Valve Type
Backflow Preventer

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