Wyly, R.
, Park, W.
, Pierce, E.
, Rorrer, D.
, Shaver, J.
, Sherlin, G.
and Tryon, M.
(1978),
Investigation of standards, performance characteristics and evaluation criteria for thermoplastic piping in residential plumbing systems:, Building Science Series, National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NBS.BSS.111
(Accessed March 13, 2025)