Uponor Q4757550 Reducing Tee, 3/4 x 3/4 x 1/2 in Nominal, ProPEX® End Style, 20% Glass-Reinforced Polymer, Domestic

WIRQ4757550 MFG #: Q4757550
  • Country of Origin: US
  • Domestic/Import: Domestic
  • End Style: ProPEX®
  • Fitting/Connector Type: Tee
  • Length: 3.3 in
  • Manufacturer Name: Uponor
  • Material: 20% Glass-Reinforced Polymer
  • Nominal Size: 3/4 x 3/4 x 1/2 in
  • Pressure Rating: 150 psi
The ProPEX® Engineered Polymer (EP) Reducing Tee makes diverting connections for Uponor cross linked polyethylene (PEX-a) tubing for use in hot and cold domestic potable water systems, residential fire sprinkler systems and hydronic radiant heating and cooling systems. Each end of the tee is manufactured with an Uponor ProPEX® fitting for connections to Uponor AquaPEX® or Wirsbo hePEX™ tubing.
  • Features and More


  • 20% glass-reinforced polysulfone
  • ASTM F877 specification for crosslinked polyethylene (PEX) plastic hot and cold-water distribution systems
  • ASTM F1960 specification for cold expansion fittings with PEX reinforcing rings for use with cross-linked polyethylene (PEX) tubing
  • ASTM E84 test method for surface burning characteristics of building materials
  • ASTM E814 test method for fire tests of penetration firestop systems
  • ASTM E119 test methods for fire tests of building construction and materials


  • PEX-a Plumbing Systems
  • Hydronic Radiant Heating and Cooling Systems
  • Snow and Ice Melting Systems
  • Turf Conditioning Systems
  • Permafrost Protection Systems and AquaSAFE™ Fire Safety Systems


  • ASTM E84/E119/E814/F877/F1960
  • CAN/CSA B137.5
  • cNSFus-pw/rfh
  • cQAIus P32
  • HUD MR 1269
  • IBC Code
  • ICC-ES-PMG-1006/1012
  • IMC Code
  • IPC Code
  • IRC Code
  • NPC of Canada
  • NSF 14/61
  • NSPC
  • ULC/ORD-C199P
  • UL 1821
  • UPC Listed
  • UP Code