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PerformaFlex with R-Foam

Tested heat loss 0.87° and 2169.13 BTU per 100’ at 5 GPM*

PerformaFlex features 3 complete layers of our R-Foam additive enhanced, radiant barrier covered, polyethylene foam within a 4” outer casing. R-Foam has 40% higher thermal effectiveness than standard polyethylene foam.

Z-Supply is the only underground supply manufacturer to give you the R-Foam advantage.

We have our heavy duty outer casing manufactured to our specifications at 160 grams per ft. The white outer pipe makes quality control here at the factory and on site far easier so you can rest assured in the integrity of your install.

When you choose PerformaFlex you can be sure you are getting the best value in underground supply.


  • Tested heat loss 0.87° F and 2169.13 BTU per 100’ at 5 GPM and under 63.5k BTU load*
  • Watts pex standard. Meets F876 and F877 SDR-9 dimensional standards. NSF listed.
  • Pex-al-pex and Oxygen Barrier pex are also available.
  • Outer Casing 160g per foot and meets ASTM F405 Specifications.
  • Avg. Wt. 210# per 250’ roll, .84# per foot.
  • Pull cord included.
  • End Cap Available – for a professional install, dead air space, resists water infiltration.

* While we believe these results to be accurate and the installation to be typical, they are neither guaranteed nor warrantied and individual results may vary.

Please Contact us for more info or with any questions
Philip Howard / RSI
109 Commercial St / PO box 341
Arlington, WI 53911
Weather Underground PWS KWIARLIN2