check valves

• All Composite
• Available in 2" to 6" Sizes
• Extra Heavy Wall Filament Wound For Service Up To 150 PSI
• 60 Mil Double Nexus Reinforced Corrosion Barrier

Linings:

• Epoxy Resin
• Vinyl & Novolac Vinyl Ester Resin
• Furan Resin

• One Piece Massive Valve Body
• Lightweight Rugged and Corrosion Resistant
• Fiberglass or Carbon Graphite Reinforced
• Ball & Seat Manufactured From Virgin PTFE

Ideally Suited For:

• Corrosives
• Demanding Applications
• Many Flange Drilling Options Available

• Glass Fiber-Reinforced Vinyl Ester Resin Body
• Glass Fiber-Reinforced Vinyl Ester Disc
• PTFE or Viton® Seat Options

Ideally Suited For:

• Acids
• All Bleach Solutions
• Salt Water and High Chlorides
• Temperatures from 0 °F to 250 °F

• Super Heavy Duty PFA Liners
• Dovetail Locking Grooves for PFA Retention
• Pressure Rating: Full Vacuum to 250 psi (17.23 bar)
• Operating Temperature: (-)20 °F to (+)400 °F
• Epoxy Coating
• Allows for both Horizontal and Vertical Installation
• Eliminates & Prevents Back-Flow of liquids in Pipelines, Pump Impeller Rotation in Opposite Direction, Siphoning of Pumps
• Size Range: 1" to 6"

• Heavy Duty PFA Liner resists cracking
• Dovetail Locking Grooves for PFA retention
• UV Resistant Epoxy Coating

Ideally Suited For:

• Acids, Caustics & Peroxides
• All Bleach Solutions, Solvents & Phenols
• All Organic and Inorgantic Chlorides & Sulfates
• Temperatures from -20 °F to 400 °F
• Full Vacuum to 250 PSIG