Pressure/Vacuum Vent Model 749

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Technical Data

Sesco SKU:tp-084 Category: Brand:

Available on backorder


Model 749 Vent valve is used on underground & low volume aboveground tanks for motor fueling. The vent allows the tank to “breathe” during filling/dispensing operations.
Poppets seal vapors in the tank when pressure is equalized.

Settings are approximate.



• Body: Anodized Aluminum
• Pressure Poppet: Anodized Aluminum
• Vacuum Poppet: Brass
• Screen: 40 Mesh Brass
• Springs: Stainless Steel
• Screws: Zinc-Plated Steel
• Body Seal: Buna-N