PR4003 4-inch One-Way Pressure Relief Valve

• Diameter: 4 in
• Housing: Aluminum
• Housing Finish: Black Anodized
• Seals: Neoprene
• Standard Cracking Pressure: 0.40 ± 20% IWC

Drawing   3D Model

The PR4003 relieves pressure in the outward direction only. It was designed specifically for harsh outdoor environments where wind-driven sand is expected. The sensitive internal components are positioned inside the internal seal to protect them from the elements.

Additional data and product details are available upon request. Installation is made easy with our Universal Installation Tool.