Resi-Riser™ 1-1/2 in. Pre-Assembled Compact Fire Sprinker Riser with Inline Check Valve and Pressure Relief Valve

Part #NSR150SRR4  |  Item #7781482

Fitting Sizes:

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Product Details

  • Pre-assembled, compact, attractive fire sprinkler riser unit for residential sprinkler systems (in accordance with NFPA13, 13R and 13D)
  • Manufactured as a one-piece casting that is air tested for leaks
  • Raised lettering on both sides allows for installation to be to the right or left and easily identifies the flow direction and Test and Drain outlet
  • Two mounting legs are modeled onto the manifold allowing for a secure right or left anchoring
  • Flow switch has duel SPDT switched and a retard of 0-90 seconds
  • Unique design gives the ability to be installed within standard 2x4 frame construction



Application: Residential

Collection: Resi-Riser™

Color Finish: Cast Brass

Depth: 3-1/2 in

End Connection 1: Male Threaded

End Connection 2: Male Threaded

End Connections: Male Threaded

FM Approved: No

Fitting Size 1: 1-1/2 in

Fitting Size 2: 1-1/2 in

Fitting Sizes: 1-1/2 in

Gauge: 4

Height: 13 in

High Pressure: 300

IAPMO Listed: Yes

Low Pressure: 0

MA Approved: No

Material: Cast Brass

Product Type: Fire Sprinkler Riser Unit

UL Listed: Yes

WaterSense Labeled: No

Weight: 12

Width: 12-1/4 in