






🔧 Connect smarter, not harder—plumbing made effortless!
The John Guest Speedfit 1/2 x 3/8 Inch Push-fit CTS Stem Reducer is a compact, durable plastic plumbing fitting designed for quick, tool-free installation. Featuring FDA-compliant materials and NSF certifications, it ensures safe, leak-free connections with a secure twist and lock mechanism, ideal for both professional and amateur plumbing applications. Backed by a 25-year warranty, it’s engineered for lasting performance in hot and cold water systems.


| Size | 1/2 x 3/8 Inch |
| Material | Plastic |
| Brand | John Guest |
| Color | White |
| Item dimensions L x W x H | 2.61 x 1.06 x 1.06 inches |
| Connector Type | Reducer |
| Thread Size | 1/2, 3/8 Inch |
| Exterior Finish | PVC, White |
| Thread Type | NPT |
| Item Weight | 13.61 g |
| Number of Pieces | 1 |
| Global Trade Identification Number | 00665628043169 |
| Manufacturer | Reliance Worldwide Corporation |
| UPC | 665628043169 |
| Part Number | PSEI062016P |
| Item Weight | 0.48 ounces |
| Product Dimensions | 2.61 x 1.06 x 1.06 inches |
| Item model number | PSEI062016P |
| Installation Method | Push-to-Connect |
| Item Package Quantity | 1 |
| Measurement System | inch |
| Usage | Amateur, Professional |
| Included Components | 1 Fitting |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | 25 Years |
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