Pressure Vacuum Vent petroleum accessories
Negotiable /Piece
Min.Order:100 Pieces
Xuzhou Desheng Petrol Machine Co., Ltd.
Pressure Vacuum Vent petroleum accessories
Pressure Vacuum Vents are installed on the top of vent pipes from underground or above ground fuel storage tanks.The vent cap and internal wire screen are designed to protect the
tank vent lines against intrusion and blockage from water, debris or insects. A normally
closed poppet in the valve opens at a predetermined pressure or vacuum setting to allow t
he tank to vent.
Materials
1. Top/Body: Polypropylene
2. Base: Anodized aluminum
3. Poppet: Anodized aluminum
4. Screen: Stainless steel mesh
5. Gasket: Closed cell foam
Features & Benefits
1. Pressure/Vacuum Setting-2.5" to 6" water column pressure settings and -6" to -10" water column
vacuum settings are factory preset and tested.
2. Reliable Service Cycle tested to the equivalent of 80 years of service in the most severe
environment without leakage problems.
3. Corrosion-Resistant Construction – high quality assures a long service life.
4. Easy Installation – The 623V is available in 2" and 3" threaded versions.
5. Complies with NFPA 30 Requirements – for venting gasoline vapors upward.
6. Manifold Vent Pipes – Vent pipes may be manifolded to produce a single Pressure Vacuum Vent line.
7. High Maximum Flow Rate – 6450 SCFH at 2 psi pressure drop.
8. Leak Rate – Multiple pressure vacuum vents may be installed on a single site.
9. Maintenance – No tools required. A removable snap fit top allows for easy maintenance (recommended yearly).
10. 100-Mesh Stainless Steel Wire Screens – Helps prevent debris and insects from entering the tank vent lines. An added screen installed at the base prevents debris from intruding from the vent stack.
11. Adaptor Bushing – Removable Hex threaded bushing designed for easy installation on NPT threaded risers. Allows easy access to lower screen.