









🚀 Elevate your flow game with the ultimate no-backflow check valve!
This premium 1/2" PEX plastic check valve features a PTFE solid ball and Viton O-ring for superior anti-backflow performance. Rated for up to 80 PSI and 200°F, it’s NSF and UPC certified, corrosion-resistant, and ideal for potable water, marine, HVAC, and fuel lines. Its innovative Max-Flo-Chek™ design maximizes flow with zero resistance, while the durable plastic body ensures long-lasting reliability. Easy to install with barb connections and backed by a 3-year buyback warranty, it’s the professional’s choice for positive fluid stop.
| ASIN | B07C16XM4R |
| Best Sellers Rank | #294,125 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #698 in Check Valves |
| Brand Name | i Flow H2O |
| Connector Type | Barb |
| Customer Reviews | 4.1 4.1 out of 5 stars (148) |
| Exterior Finish | Plastic |
| Included Components | 1/2" PEX Check Valve |
| Inlet Connection Size | 1/2"PEX Inches |
| Inlet Connection Type | Barb |
| Manufacturer | I Flow H2O |
| Manufacturer Part Number | PCVB |
| Material Type | Plastic |
| Maximum Pressure | 80 Pound per Square Inch |
| Model Number | 12chkvlv |
| Number of Pieces | 1 |
| Number of Ports | 2 |
| Outlet Connection Size | 1/2"PEX Inches |
| Outlet Connection Type | Barb x Barb |
| Set Name | 1/2 inch PEX |
| Size | 1/2" inch PEX |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specification Met | NSF, UPC, IPC, cUPC |
| Thread Size | 1/2" |
| UPC | 704907956889 |
| Unit Count | 1 Count |
| Valve Type | Check Valve |
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