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🚿 Upgrade your flow game with leak-free confidence!
The John Guest 3/8 Inch O.D. Tube x 1/4 Inch NPTF Female Shut-Off Valve is a high-quality, tool-free push-to-connect plumbing fitting made from FDA-compliant polypropylene and food-grade EPDM O-rings. Rated for 150 PSI at 70°F, it offers durable, leak-free performance ideal for potable water and hydronic heating systems, with certifications for behind-the-wall installation and a 25-year warranty.

















| ASIN | B003YKF2GU |
| Best Sellers Rank | #40,805 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,086 in Pipe Fittings |
| Brand Name | John Guest |
| Connector Type | Shut-Off Valve |
| Customer Reviews | 4.6 4.6 out of 5 stars (869) |
| Exterior Finish | Plastic |
| Global Trade Identification Number | 00665626120015 |
| Included Components | Valve |
| Inlet Connection Size | 0.38 inches |
| Inlet Connection Type | National Pipe Tapered |
| Item Dimensions | 11 x 10 x 4 inches |
| Item Type Name | Push-Fit Elbow Shut-Off Valve |
| Item Weight | 5 g |
| Manufacturer | John Guest Speedfit |
| Manufacturer Part Number | PPSV501222WP |
| Manufacturer Warranty Description | 25 Years |
| Material Type | Plastic |
| Maximum Pressure | 150 psi |
| Model Number | PPSV501222WP |
| Number of Items | 1 |
| Number of Pieces | 1 |
| Number of Ports | 1 |
| Outlet Connection Size | 0.38 inches |
| Outlet Connection Type | NPTF |
| Size | 3/8 in. OD x 1/4 in. NPTF |
| Specification Met | NSF 61, NSF 51 |
| Thread Size | 0.25 inch |
| Thread Type | NPTF |
| UPC | 665626120015 |
| Unit Count | 1 Count |
| Valve Type | Shut-Off Valve |
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