PROTECTOSEAL F9543D-139B-E6375-1 Vacuum Relief Valve Tank Breather Vent

• Brand: Protectoseal
• Model: F9543D-139B-E6375-1
• Type: Vacuum Relief Valve

Vacuum relief valves are safety devices used to protect storage tanks, vessels, or pipelines from collapsing or imploding due to excessive vacuum pressure. They allow air to enter the system when the internal pressure drops below a certain threshold, preventing damage to the equipment and ensuring safe operation.

The model number “F9543D-139B-E6375-1” likely corresponds to specific features, specifications, or configurations of this vacuum relief valve, such as the size, material, set pressure, flow rate, or other characteristics.