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Lasco - 402-422 - Combo Reducer Tee 4 x 4 x 3"

Lasco Combo Reducing Tee — PVC Schedule 40, 4" x 4" x 3"

Brand: PVC
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$34.57
$25.93
SKU 402422

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Lasco 402-422 combo reducing tee is a durable Schedule 40 PVC fitting engineered for potable water and irrigation systems. It combines two 4" slip (socket) inlets with a 3" threaded branch to simplify transitions and accessory connections while maintaining reliable service pressure.

  • Material & rating: Schedule 40 white PVC, rated to 260 psi for typical cold-water systems.
  • Connections: Two 4" slip (socket) ends for solvent-weld installation and a 3" threaded branch (NPT/FIPT) for attachment of threaded fittings or accessories.
  • Standards: Manufactured to meet ASTM D2466 and certified to NSF 14 and NSF 61 for potable-water use.
  • Dimensions: Nominal sizes 4" x 4" x 3" with an overall length of approximately 8-1/16" and an approximate weight of 2.18 lbs.
  • Temperature range: Suitable for typical cold-water applications between 32°F and 140°F.

Designed for fast installation on irrigation, landscape, and general plumbing lines, this combo reducing tee offers a solvent-weld run with a threaded branch for convenient tie-ins or equipment connections. Use appropriate primer and solvent cement for socket joints and standard pipe thread sealant on the threaded branch. Check local codes for backflow and material requirements before installation.

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Frequently Asked Questions

What connection types does this reducing tee use?
Two 4" slip (socket) ends for solvent-weld installation and a 3" threaded branch (NPT/FIPT) for accessories.
Is the 402-422 safe for potable water?
Yes. This fitting meets NSF 14 and NSF 61 standards for potable-water use.
What are the pressure and temperature limits?
The fitting is rated to 260 psi and intended for use in temperatures from 32°F to 140°F.