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🔧 Lock in flawless flow—never look back with Feelers Check Valve!
The Feelers 1/2" One Way Inline Check Valve features a robust PVDF body and Viton diaphragm, delivering superior chemical and ozone resistance. Designed for fluid and pneumatic systems, it prevents backflow to protect critical components. Its compact size and 1/2 inch barbed connections ensure easy, leak-proof installation in tight spaces. Rated for 25°C to 135°C, this valve is trusted across automotive, industrial, and household applications, combining durability with professional-grade performance.






























| ASIN | B0B71FS1Z5 |
| Best Sellers Rank | #53,087 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #94 in Check Valves |
| Brand Name | Feelers |
| Connector Type | Barb |
| Customer Reviews | 4.1 4.1 out of 5 stars (510) |
| Exterior Finish | Rubber |
| Inlet Connection Size | 0.5 Inches |
| Inlet Connection Type | Barb |
| Manufacturer | Feelers |
| Material Type | Rubber |
| Model Number | 756166997998 |
| Number of Pieces | 2 |
| Number of Ports | 2 |
| Outlet Connection Size | 0.5 Inches |
| Outlet Connection Type | Barb |
| Set Name | Feelers 1/2" (12MM) One Way Inline Check Valve Set (2 Piece) |
| Size | 0.5 Inch |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specification Met | ASME B16.5, ASTM F1760, ASTM D3595 |
| UPC | 756166997998 |
| Unit Count | 2.0 Count |
| Valve Type | Lift Check Valve |
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