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Brass press reducing coupling with 2-1/2 by 1-1/2 inch ends

Legend Valve

Legend Valve 450-551P Press Red Coupling

SKU CH-PVP5-7VC7N

Large press reducing coupling connects 2-1/2" to 1-1/2" pipe in plumbing systems

  • Press reducing coupling joins 2-1/2" to 1-1/2" pipe
  • Press-fit installation eliminates open-flame soldering on site
  • Legend Valve brand backs professional plumbing specs
  • New condition ensures clean, undamaged sealing surfaces
  • California Proposition 65 notice flags chemical content for compliance

2-1/2" x 1-1/2" Press Reducing Coupling

This press reducing coupling joins 2-1/2" and 1-1/2" piping in residential and commercial plumbing systems. It is supplied new from Legend Valve for installers who need a secure transition between different pipe diameters. The pressed connection method eliminates open-flame work on site.

Press connection performance under sustained load

The pressed joint maintains a permanent mechanical seal that resists separation under continuous system pressure and thermal cycling. No solder, flux or thread sealant is required, so joint integrity does not degrade from vibration or water hammer over time. The fitting body is manufactured to withstand normal service stresses without cracking.

Thermal, noise and power characteristics

The metal fitting conducts fluid temperature without adding measurable thermal resistance to the circuit. Installation produces no combustion by-products and the completed joint operates silently under flow. No electrical power is consumed by the coupling itself. California Proposition 65 warnings apply for chemical content.

How it compares

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

Price $124.99
Pricier than about 71% of the 720 comparable items (median $47.49).

Specifications

Product
Brand nameLEGEND VALVE

Questions about this item

Does the 450-551P coupling generate any noise, heat or power draw when installed in a pressurised line?

No — it is a passive press fitting with no moving parts, so it produces no noise, no heat and draws zero power once pressed.

What pipe material and press tool jaw size must I already own for the 450-551P to seal correctly?

You need 2-1/2" and 1-1/2" copper or stainless tube approved for press systems, plus a press tool fitted with the matching large-diameter jaws for those sizes.

Will the 450-551P coupling join directly to older threaded copper adapters I have on site?

No — the 450-551P is a press-to-press reducing coupling, so it only connects to press-ready tube ends; threaded adapters require a separate press-to-thread transition fitting.

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