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ASTM
ASTM D7990 - 21
En Vigor
2021-04-01
Standard Test Method for Using Reflectance Spectra to Produce an Index
of Temperature Rise in Polymeric Siding
ASTM
ASTM
ASTM D7856 - 21
En Vigor
2021-07-01
Standard Specification for Color and Appearance Retention of Solid and
Variegated Color Plastic Siding Products using CIELab Color Space
ASTM










