OPW Pressure Vacuum Vent - 523V

Features & Benefits

• A Variety of Pressure/Vacuum Settings – 3" water column, 1 oz., 8 oz., 12 oz. pressure settings and 8" water column or 1/2 oz. vacuum settings are factory preset and tested.
• Reliable Service – A self-guided poppet assembly ensures consistent seating of the pressure/vacuum valve.
• Corrosion-Resistant Construction – Duratuff® composite body assures a long service life.
• Easy Installation – The 523V is available in 2" and 3" threaded versions or slip-on models that provide for attachment to the vent line with allen head screws and radial sealing "O-ring".
• Complies with NFPA 30 Requirements – For venting gasoline vapors upward.
• High Maximum Flow Rate – 7,000 SCFH at 2 psi pressure drop.
• 40-Mesh Stainless Steel Wire Screen – Helps prevent debris and insects from entering the tank vent lines.