The ProPEX® Engineered Polymer (EP) Coupling is available for use in hot and cold domestic potable water distribution, residential fire safety and radiant heating and cooling systems. Each end of the coupling is manufactured with an Uponor ProPEX® fitting for connections to Uponor AquaPEX® or Wirsbo hePEX™ tubing.
Uponor, Q4771307, Reducing Coupling, 1-1/4 x 3/4 in Nominal, ProPEX® End Style, 2-5/8 in Length, 150 psi Pressure, Polysulfone/Modified Polyphenylsulfone, 210 deg F, 1-3/4 in W Dimensions, Domestic
Dimensions
1-3/4 in W
Domestic/Import
Domestic
End Style
ProPEX®
Length
2-5/8 in
Material
Polysulfone/Modified Polyphenylsulfone
Nominal Size
1-1/4 x 3/4 in
Pressure Rating
150 psi
Temperature Rating
210 deg F
- 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