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ASTM A53 Schedule 40 Submittal Sheet
ASTM A53 Type E, Grade A ERW Submittal Sheet
ASTM A53, API 5L, and Fire Sprinkler Pipe Working Pressure Ratings
ASTM A53, Type E, Grade B Submittal Sheet
Buy America and Buy American Acts Letter
Conflict Minerals Statement
ERW Large Size Flyer
IAPMO Certification Flyer
IAPMO Gas Piping Certification
IAPMO NSF/ANSI 372 Certification
IAPMO NSF/ANSI 61 Certification
ISO 9001:2008 Certification (Warren, OH)