SPF Pipe Fittings
SPF/Anvil Cast Iron Pipe Fittings conform to ASTM A126. Pipe fitting dimensions conform to ANSI B16.4 Class 125. The threads are NPT per ANSI/ASME B1.20.1. All SPF/Anvil Cast Iron Fittings are UL Listed and FM Approved.
Anvil International is a subsidiary of Mueller Water Products, Inc.
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