Campbell Enviro-Check Valve by Campbell Manufacturing.

• 80E-Series: Unleaded Enviro-Check body, nitrile seal, non-spin acetal poppet — 1/2" to 4"
• 100E-Series: 100 psi upgraded sizes 1" and 1-1/4"
• 80CE-Series: hex-shaped body for easy wrenching — 1" and 1-1/4"
• 80/100SS-Series: 303 stainless steel one-piece body — 1" to 2"
• 80DI-Series: epoxy-coated ductile iron body, disc, and follower — 1" to 1-1/4"
• Large sizes (2"-8"): ductile iron poppet on 2" through 8"
• 100MSS-Series: 1/4" M x 1" F compact check valve
• 400 psi WOG max pressure | 180°F (80C) max operating temperature
• Select Series and Size from the dropdowns