Webstone 1" Sweat Spring Loaded Check Valve, Lead Free

1" Sweat Spring Loaded Check Valve, Lead Free Forged DZR Brass In-Line Spring Check Valve Stainless Steel Spring Soft Seat (FKM) Designed for residential, commercial or industrial use with water, oil or gas. Threaded ends comply with ANSI B1.20.1. Solder joint temperature ratings are per ASME B16.18 Annex A for 95-5 solder. Other solder materials have lower pressure/temperature limits. Do not silver braze or overheat valves when soldering.