







💧 Keep your flow flawless with Merrill’s brass-backed reliability!
The Merrill MFG CVNL100 1" No-Lead Brass Check Valve 700 Series is a durable, IAPMO-certified plumbing valve designed to prevent backflow and ensure consistent water flow. Made from high-quality no-lead brass with abrasion-resistant sealing, it supports both vertical and horizontal installations and withstands pressures up to 200 PSI, making it a reliable choice for professional-grade plumbing systems.





| Material | No Lead Brass |
| Brand | Merrill |
| Exterior Finish | Brass |
| Inlet Connection Size | 1 Inches |
| Inlet Connection Type | National Pipe Tapered |
| Outlet Connection Type | FNPT |
| Maximum Operating Pressure | 200 Pound per Square Inch |
| Number of Ports | 2 |
| Outlet Connection Size | 1 Inches |
| Manufacturer | Merrill Manufacturing Company |
| UPC | 642367450526 |
| Part Number | CVNL100-A |
| Item Weight | 7.3 ounces |
| Package Dimensions | 4.17 x 1.81 x 1.69 inches |
| Item model number | CVNL100-A |
| Size | 1 Inch |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |
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