Summary of PEX Project Data
pex data

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Michael Fox, PhD.

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Summary of PEX Project Data

413 Samples Analyzed
49 Control Samples Included
14 Different New Homes Studied (6 Extensively)

Chemical Max PPB*
t-butanol 52,000
acetone 3,700
MTBE 740
benzene derivatives 374
tetrahydrofuran 260
indenes 49
25 different organic chemicals (TICs) 520

* Maximum measured concentrations depended on the length of time the water remained stagnant in the PEX line. Longer periods of stagnation resulted in higher readings and lower periods of stagnation resulted in lower readings.

Dr. Fox is a chemical expert, with extensive experience in OSHA chemical regulations and chemical safety. He also has extensive knowledge and considerable field data concerning cross-linked polyethylene tubing (PEX).

 


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