








NPT PRV Fresno Valves
Product Overview
System over-pressurization is a silent killer in irrigation maintenance; it leads to catastrophic mainline bursts, damaged pump components, and costly water waste that can devastate a landscape or crop cycle. During peak summer heat or the high demand of late spring, a failed valve or a sudden pressure surge can shut down a site for days, resulting in turf damage and client frustration. Supply chain disruptions often mean that specialized relief components carry long lead times, leaving your projects vulnerable to delays. Securing your NPT PRV Fresno Valves now ensures your systems remain operational and protected, allowing you to meet project deadlines without the stress of local stock shortages.
Fresno Valves engineering provides a significant technical advantage over standard low grade relief options by offering precise, adjustable protection that minimizes maintenance call backs. These valves are built to handle the rigorous demands of commercial and agricultural environments, saving your crews time during installation with standard NPT threading that integrates seamlessly into existing manifolds. By stocking these high performance valves, you reduce the labor costs associated with emergency repairs and long term system wear. Maintaining an inventory of reliable pressure regulation components gives your business a competitive edge, demonstrating to your clients that you prioritize system longevity and professional grade protection.
Product Specifications
| Specification | Detail |
|---|---|
| Material | High Grade Cast Bronze or Treated Aluminum |
| Connection Type | NPT Threaded (National Pipe Thread) |
| Pressure Rating | Factory set with field adjustability |
| Body Configuration | Angle or Straight pattern based on model |
| Certifications | ASTM standards for irrigation components |
| Finish | Natural Metallic |
Available Models & Sizes
The Fresno Valves PRV line is typically available in sizes ranging from 0.5 inch to 2 inch NPT configurations to suit various flow requirements. We stock multiple spring ranges to accommodate different pressure thresholds; please contact our technical sales team for current pricing on specific configurations or bulk order availability for large scale projects.
Key Features
- Heavy duty construction resists mechanical stress and environmental corrosion in harsh field conditions.
- Pre-set pressure relief points provide immediate protection upon installation without complex calibration.
- Standard NPT threading ensures a secure, leak-free connection with common PVC or metal fittings.
- Compact design allows for easy integration into tight valve boxes or pump house manifolds.
- Internal components are designed for high repeatability, ensuring the valve seats correctly after every discharge.
- Field adjustable settings allow your technicians to fine tune the relief pressure to the specific needs of the site.
Common Applications
- Commercial landscape irrigation for large scale property management.
- Agricultural and crop irrigation to protect sensitive drip and micro-sprinkler lines.
- Sports turf and golf course maintenance where high pressure surges are common.
- Municipal parks and public spaces requiring robust, tamper-resistant equipment.
- Greenhouse and nursery operations where precise water pressure is critical for plant health.
- Pump station protection to prevent back pressure damage during sudden shutdowns.
Installation Notes
When installing NPT PRV Fresno Valves, always use a high quality thread sealant or PTFE tape to ensure a watertight seal on the threads. It is recommended to install the valve in an accessible location for annual testing and adjustment to verify the relief set point. Ensure the discharge port is directed away from electrical components or high traffic areas; always follow local plumbing codes regarding discharge piping and drainage. Testing the system at peak flow during commissioning is essential to confirm that the valve responds correctly to pressure fluctuations within the manufacturer specifications.
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