ASTM D226/D226M-25

Detailinformationen

Bezeichnung: ASTM D226/D226M-25

Ausgabedatum: 01.07.2025

Seiten: 3

Land: Amerikanische technische Norm

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Annotation

This specification covers asphalt-saturated organic felt used in roofing and waterproofing. Two types of asphalt-saturated felts are presented: type I - commonly called No. 15 asphalt felt, and type II - commonly called No. 30 asphalt felt. In the process of manufacture a single thickness of dry felt shall be saturated with an asphaltic saturant. The methods for the determination of openness of the perforations in saturated felts are presented in detail.


Keywords:
asphalt, built-up roofs, organic felt, steep slope roofing, waterproofing,, ICS Number Code 91.100.50 (Binders. Sealing materials)