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ASTM D226/D226M-25
Standard Specification for Asphalt-Saturated Organic Felt Used in Roofing and Waterproofing
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STANDARD published on 1.7.2025
The information about the standard:
Designation standards: ASTM D226/D226M-25
Publication date standards: 1.7.2025
SKU: NS-1226960
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: American technical standard
Category: Technical standards ASTM
The category - similar standards:
Annotation of standard text ASTM D226/D226M-25 :
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)
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