3521 - Reducing Bushing - Press x Fitting

Part Number 3521 Categories: ,

Adapt with Precision–A compact solution for clean transitions between copper tube sizes–without adding complexity to your install.

When space is tight or fittings are limited, RLS press fitting reducing bushings offer a compact, flame-free solution for transitioning between tube sizes. Designed to fit directly inside another fitting, these bushings help HVAC/R pros simplify installs without sacrificing strength or flow performance.

Ideal for tight equipment clearances, retrofits, or fine-tuned system design, each bushing forms a secure mechanical seal in seconds using PressSure™ Technology. No torch, no flux, and no extra steps–just quick, clean, and reliable results.

  • Built with RLS PressSure™ Technology
  • Manufactured from refrigerant grade copper
  • Approved for A2L refrigerants
  • Rated to 700 psi and tested to perform under pressure, vibration and thermal cycling.

Choose a size below to see the product specifications and dimensions at the bottom of the page.

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