Mueller - Mini-Split Line Sets - Flare Fittings

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Streamline® Line Sets have been an industry leader for decades. We leverage our many years of experience and expertise producing copper tube in every line set we make. From liquid line and suction line handling to unique insulation applications and packaging, every Streamline® Line Set meets our rigorous standards for quality and consistency. With a broad offering of liquid line and suction line diameters, insulation, thicknesses, custom ends and connections - plus a wide array of custom options, we're able to meet our customers
most specialized and exacting needs.

  • UL-recognized at 700 PSI MWP
  • R410A engineered & tested
  • Insulation meets ASTM C-534 & UL 25-50 Fire & Smoke Rating
  • Proprietary manufacturing process allows for kink-free installation
  • Copper tube made to ASTM B280
  • Made in the USA

California residents: see Proposition 65 Warning