
( Brand: Yoshitake Inc ), ( Manufacturer Part Number: GP-17 ), ( Part Type: Pressure Valve )
The **Yoshitake GP-17 Pressure Reducing Valve (USIP)** is a high-performance, precision-engineered component designed to deliver reliable and consistent pressure regulation in a wide range of industrial, commercial, and residential applications. Part of Yoshitake s renowned GP series, this valve is specifically engineered to maintain precise downstream pressure levels while efficiently handling flow rates up to **17 GPM (gallons per minute)**, making it ideal for systems where stability and accuracy are critical. Built with a **USIP (Union Standard Industrial Pipe) connection**, the GP-17 ensures seamless integration into existing piping systems, offering a durable and leak-proof solution that minimizes maintenance demands. Its robust construction features a **brass body** reinforced with a **stainless steel diaphragm**, which enhances corrosion resistance and extends the valve s operational lifespan, even in demanding environments with exposure to water, steam, or mild chemicals. The valve operates on a **spring-loaded mechanism**, allowing for smooth and responsive pressure adjustments through its **quarter-turn handle**, which provides quick and intuitive control over the desired pressure setting. This design eliminates the need for frequent recalibration, ensuring long-term reliability and reducing the risk of pressure fluctuations that could damage downstream equipment. The GP-17 is particularly well-suited for applications such as **plumbing systems, irrigation networks, HVAC setups, and industrial process controls**, where maintaining a steady pressure output is essential for optimal performance. With its compact yet sturdy build, the Yoshitake GP-17 offers a balance of efficiency and durability, making it a trusted choice for engineers, contractors, and system designers seeking a dependable pressure regulation solution.
The Yoshitake GP-17 Pressure Reducing Valve (PRV) is a popular choice for homeowners and DIYers looking to manage water pressure in their plumbing systems. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.
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**Pros:**1. **Effective Pressure Regulation** The GP-17 is designed to maintain consistent water pressure, preventing damage to pipes, fixtures, and appliances. It reduces high pressure to a safe level (typically 40 60 PSI), which is ideal for protecting plumbing systems and extending their lifespan.
2. **Durable Construction** Made with brass, a material known for its strength and corrosion resistance, the GP-17 is built to last. Brass is also less prone to scaling and mineral buildup compared to cheaper materials like plastic.
3. **Easy Installation** The valve is designed for straightforward installation, requiring minimal tools. It comes with a threaded connection (usually " or " NPT), making it compatible with standard plumbing systems. The GP-17 also includes a pressure gauge for easy monitoring.
4. **Adjustable Pressure Setting** The valve allows users to adjust the outlet pressure to their desired level, making it versatile for different household needs. This flexibility is useful in homes with varying water pressure requirements.
5. **Compact and Space-Efficient** The GP-17 is relatively small, making it easy to install in tight spaces such as under sinks, near water heaters, or in basements.
6. **Affordable Price** Compared to some high-end or commercial-grade PRVs, the GP-17 offers good value for its performance and durability. It is often priced competitively in the mid-range segment.
7. **Reliable Brand Reputation** Yoshitake is a well-known brand in the plumbing industry, with a history of producing quality valves and fittings. This gives users confidence in the product s reliability and longevity.
8. **Low Maintenance** Once installed correctly, the GP-17 requires minimal maintenance. Regular checks of the pressure setting and occasional cleaning of the valve seat (if needed) are usually sufficient to keep it functioning properly.
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**Cons:**1. **Limited Flow Rate** The GP-17 is designed for residential use and may not handle very high flow rates effectively. In homes with multiple high-demand fixtures (e.g., multiple showers, sprinklers, or large appliances running simultaneously), the valve might struggle to maintain consistent pressure across all outlets.
2. **Not Ideal for Extreme Conditions** While durable, the GP-17 is not designed for extreme environments, such as very high-temperature water systems or industrial applications. It is best suited for standard residential water pressure needs.
3. **Pressure Gauge Accuracy** Some users report that the built-in pressure gauge may not be as precise as dedicated gauges. While it provides a general reading, it might not offer the exact accuracy needed for critical applications.
4. **Potential for Leaks Over Time** Like all valves, the GP-17 can develop leaks at the threaded connections or the valve seat if not properly maintained or if the water contains abrasive minerals. Regular inspection is recommended to address any leaks promptly.
5. **Adjustment Can Be Fiddly** The pressure adjustment mechanism requires careful handling. Over-tightening or under-tightening the adjustment screw can lead to inconsistent pressure or even damage to the valve. Some users find the adjustment process slightly tricky, especially for beginners.
6. **Limited Warranty** The warranty for the GP-17 is typically standard for the brand (often 1 5 years), which may not cover all potential issues, especially if installation or maintenance was improper.
7. **Compatibility Issues** While the GP-17 is versatile, users must ensure that the threaded size matches their plumbing system. Mismatched threads can complicate installation and may require additional adapters, which could add to the cost and complexity.
8. **Not Suitable for Well Systems Without a Pressure Tank** In well systems without a pressure tank, the GP-17 may not perform optimally due to fluctuations in water pressure. A dedicated pressure tank is often recommended for well systems to stabilize pressure before the PRV.
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**Conclusion:**The Yoshitake GP-17 Pressure Reducing Valve is a solid choice for homeowners looking to manage water pressure in their homes. Its durability, ease of installation, and affordability make it a practical option for most residential applications. It excels in protecting plumbing systems from excessive pressure and is well-suited for standard household needs. However, it may not be ideal for high-flow or extreme conditions, and users should ensure proper installation and maintenance to avoid issues like leaks or inconsistent pressure.
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**Recommendation:**If you are a homeowner with standard water pressure issues (typically above 60 PSI) and need a reliable, easy-to-install PRV, the Yoshitake GP-17 is a strong recommendation. It is particularly well-suited for:
- Protecting pipes and fixtures from high pressure.
- Installing in new construction or remodeling projects where pressure regulation is needed.
- Use in homes with municipal water supply (not well systems without a pressure tank).
For users with well systems or very high flow demands, consider pairing the GP-17 with a pressure tank or exploring higher-capacity PRVs designed for such applications. Always ensure that the valve is installed by a professional or someone with plumbing experience to guarantee proper function and longevity. Regularly check the pressure setting and inspect for leaks to maintain optimal performance.
Special Instructions. Most items are in stock when they listed. A previously used, fully functional product that may have some signs of cosmetic wear. 2-Year MRO Shield Protection Plan Included.
The product must be the original item shipped, with matching serial numbers if applicable. Yoshitake GP-17 Pressure Reducing Valve Pressure reducing valve with screwed type connection. Manufacturer Part Number: GP-17.