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Pre-insulated Wirsbo® hePEX™ features oxygen-barrier PEX pipe encased in polyethylene-foam insulation to meet ASHRAE 90.1-2013 energy-code requirements for hydronic piping and radiant heating/cooling applications. The piping is approved for direct burial in soil provided it is not exposed to groundwater. Uponor recommends adding 1/2 in of insulation to accommodate for foam compression in direct-burial applications.
Uponor Wirsbo® hePEX™ Pre-Insulated Coil, 1-1/2 in Nominal, 4.93 in Outside Dia, 75 ft Coil Length, 80 psi Working, 200 deg F, Cross Linked Polyethylene, Domestic
- Polyethylene foam insulation
- 0.25 Btu in/hr/sq-ft/deg F thermal conductivity
- 1.1 in/10 deg F/100 ft linear expansion rate
- 200 deg F at 80 psi, 180 deg F at 100 psi, 73.4 deg F at 160 psi hydrostatic ratings
- 7 Btu/hr/ft heat loss at 70 deg F delta T
- 11.2 R-value
- 54 x 13-1/2 in coil
- Use ProPEX® fittings to connect the piping
- Crosslinked polyethylene (PEX-a) engel method service pipe
- Domestic / ImportDomesticMaterialCross Linked PolyethyleneNominal Size1-1/2 inWorking Pressure80 psiLength75 ft CoilManufacturerUponorManufacturer #A6161500Outside Diameter4.93Temperature Rating200 degF