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Brass reducing coupling 1-1/2 by 1-1/4 fitting to press connection

Legend Valve

Legend Valve 450-432P Reducing Coupling 1-1/2x1-1/4

SKU CH-A7HQ-V9KER

Connects 1-1/2" and 1-1/4" pipes with a fitting-to-press reducing coupling

  • Reducing coupling joins 1-1/2 to 1-1/4 pipe sizes
  • Fitting-by-press connection installs without threading or soldering
  • Legend Valve brand supplies professional-grade plumbing components
  • Model 450-432P identifies the exact fitting for reordering
  • California Proposition 65 notice discloses regulated chemical content

Reducing Coupling for Press-Fit Piping

This Legend Valve reducing coupling joins a 1-1/2 inch press fitting to a 1-1/4 inch press connection in plumbing systems. The component is supplied new and carries the manufacturer part number 450-432P. It is designed for use with compatible press tools and piping materials. California Proposition 65 warnings apply to this product.

Integration Into a Press-Fit System

The fitting connects two different pipe diameters without threaded adapters or soldered joints. It requires a press tool matched to the pipe system to create a permanent, leak-resistant seal. Using this coupling frees up installation time compared to traditional threading or brazing methods. No additional sealing compounds are needed when the press is performed correctly.

Suitability for Plumbing Professionals

This coupling suits installers working on residential or commercial water distribution projects that specify press-fit copper or stainless systems. It is not intended for flare, compression, or threaded pipe connections. Buyers who need a coupling for non-press piping methods should look at alternative fitting types. The item ships direct from the manufacturer on orders meeting the 75 threshold.

How it compares

Measured against everything we stock in Plumbing Valves & Valve Assemblies, at today’s prices. Recalculated every night.

Price $14.99
Cheaper than about 88% of the 720 comparable items (median $47.49).

Specifications

Product
Brand nameLEGEND VALVE

Questions about this item

What is the first limit reached when this 450-432P reducing coupling is under sustained pressure?

The fitting is rated for standard plumbing pressures; the first limit is the system design pressure rather than the coupling itself.

Does the 1-1/2x1-1/4 press coupling generate noticeable noise or heat during all-day water flow?

No, it is a passive brass fitting with no moving parts, so it produces no noise or heat during continuous operation.

Which press tool and jaw size must I already own to install this 450-432P coupling?

You need a compatible press tool with jaws sized for 1-1/2 inch and 1-1/4 inch press connections.

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