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Transparent copper reducing adapter with threaded end

Legend Valve

Legend Valve 450-786 bathware

SKU CH-TAPY-GXBG2

Copper reducing adapter connects 1 inch to 1/2 inch pipes with male NPT threads

  • Size1 in × 1/2 in
  • Product colorTransparent
  • Product typePipes, Valves & Fittings
  • 1" x 1/2" copper reducing adapter fits tight spaces
  • Male NPT threads connect directly to threaded pipe
  • Copper construction resists corrosion for long service
  • Reducing C x MNPT design joins different pipe sizes
  • New condition ensures clean, undamaged fitting surfaces

Legend Valve 450-786 copper adapter

This Legend Valve 450-786 adapter connects 1" copper pipe to 1/2" male NPT threads in residential plumbing systems. It is intended for installers who need a reducing transition between dissimilar pipe sizes. The transparent finish allows visual inspection of the joint after assembly.

California Proposition 65 chemical notice

The product carries a California Proposition 65 warning for a chemical known to cause cancer and a chemical known to cause birth defects or other reproductive harm. This disclosure does not alter the mechanical function of the fitting but informs the buyer of the regulatory classification. No additional accessories or software are included with the adapter.

Copper sweat-to-thread interface limits

The sweat end requires proper flux, solder and heat control to form a leak-free joint on clean copper tubing. The male NPT side relies on thread sealant or tape and correct tightening torque to prevent weeping. The adapter is not suitable for press-fit, push-to-connect or grooved piping methods.

How it compares

Measured against everything we stock in Bath Accessories & Soap Dispensers, at today’s prices. Recalculated every night.

Price $13.99
Cheaper than about 82% of the 1,499 comparable items (median $39.99).

Specifications

Product
Brand nameLEGEND VALVE
Product colorTransparent
Product typePipes, Valves & Fittings
Size & build
Size1 in × 1/2 in

Questions about this item

Will the copper threads on the 450-786 adapter need re-taping or replacement after years of service?

The copper reducing male NPT threads are permanent; only the thread sealant may need refreshing if a joint is ever disassembled.

What is the first limitation that appears when the 450-786 adapter runs under continuous hot-water flow?

The 1/2-inch reduced bore becomes the flow bottleneck before the copper body or 1-inch inlet reaches any thermal limit.

Does the 450-786 fitting generate noise or heat when water runs through it all day?

The solid copper construction adds no mechanical noise and conducts heat away, so the fitting stays at water temperature without extra warmth.

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