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White 8-inch Schedule 40 PVC slip x slip coupling (model 429-080) shown front view with visible socket ends, on plain background.

Lasco 429-080 8" PVC Slip x Slip Coupling, SCH 40

Brand: PVC
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$57.31
$42.98
SKU 429080
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Durable 8" Schedule 40 PVC slip x slip coupling (model 429-080) engineered for joining 8" IPS PVC pipe. Injection-molded from rigid PVC for chemical resistance and consistent solvent-weld performance across plumbing, irrigation, and pool systems.

  • Material: Type‑1 PVC, Schedule 40 — white, injection-molded for long service life and corrosion resistance.
  • Connections: Slip x Slip (socket x socket) configuration for solvent-cement installation on 8" IPS pipe; use appropriate primer and cement per code.
  • Performance: Manufactured to industry standards (ASTM D2466). Typical temperature range up to 140°F; consult datasheet for pressure ratings by temperature.
  • Certifications: Meets NSF/ANSI 14 and NSF/ANSI 61 requirements for many potable water and pool applications where listed.
  • Applications: Ideal for pool, spa, irrigation, drainage and general PVC piping projects; not for compressed air or gases and not for fluids outside manufacturer recommendations.

Designed for straightforward solvent-weld assembly, this coupling offers reliable, leak-resistant joints when installed per local plumbing codes and manufacturer's instructions. Refer to the manufacturer technical sheet for full dimensions (approx. 9" overall length, ~9" outside diameter), installation guidance, and any applicable warranty or regulatory notes.

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Frequently Asked Questions

What size pipe does this coupling fit?
This is an 8" IPS Schedule 40 slip x slip coupling designed for 8" nominal PVC pipe; confirm IPS vs. metric sizing before installation.
How is the coupling installed?
Install by solvent welding: clean, prime where required, apply PVC cement, insert pipe fully and hold per cement manufacturer instructions.
Is this coupling suitable for potable water?
The coupling meets NSF/ANSI 14 and NSF/ANSI 61 standards used in many potable water and pool applications; verify local code requirements.