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White Schedule 40 PVC reducing coupling, 1-1/4" x 1" slip x slip sockets, product on plain white background for scale and detail.

Schedule 40 PVC Reducing Coupling, 1-1/4" x 1" Slip

Brand: PVC
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$3.32
$2.49
SKU 429168

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Schedule 40 PVC Reducing Coupling (1-1/4" x 1") — Part #429168. A slip (socket) x socket reducer coupling engineered for reliable joins between different PVC pipe sizes. Constructed from rigid white PVC, this fitting is intended for Schedule 40 piping systems.

  • Material & Schedule: Rigid Schedule 40 PVC for strength and corrosion resistance.
  • Size & Connection: Connects 1-1/4" to 1" pipes with slip (socket) x socket ends for solvent-weld installation.
  • Certifications: Meets common industry standards such as ASTM D2466 and NSF listings for potable water.
  • Performance: Designed for standard Schedule 40 service temperatures and compatible with residential and light commercial systems.
  • Installation: Use PVC primer and solvent cement; fully insert pipe into sockets and allow cure time per cement manufacturer instructions.
  • Applications: Ideal for plumbing, irrigation, pool and spa, and general water distribution systems.

Part number 429-168 is widely stocked for quick replacement and new installations. Verify pipe schedule and size before ordering and consult local plumbing codes for compliance.

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Frequently Asked Questions

What pipe sizes does this reducer coupling connect?
Connects 1-1/4" to 1" Schedule 40 PVC pipes using slip (socket) connections.
How should I install the Schedule 40 PVC reducing coupling?
Clean pipe ends, apply PVC primer and solvent cement, then insert pipes fully and allow recommended cure time.
Is this coupling approved for potable water use?
Yes — it meets common NSF standards (NSF 14 and NSF 61) and is suitable for potable water when installed correctly.
Will this fitting work for pool, irrigation, and plumbing systems?
Yes. Its Schedule 40 PVC construction is suitable for pool, irrigation, and residential plumbing applications.