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🐠 Keep your aquarium breathing easy with the CV6R — the silent guardian of your oxygen flow!
The CV6R is a compact, lightweight one-way check valve designed specifically for aquarium oxygen pumps. With a 0.12" air hole diameter and durable plastic construction, it prevents water backflow during power outages or pump pauses, ensuring consistent aeration. Its quiet operation and easy maintenance make it an essential, reliable accessory for any professional or enthusiast fish tank setup.













| ASIN | B01N92AXHF |
| Best Sellers Rank | #7,251 in Pet Supplies ( See Top 100 in Pet Supplies ) #5 in Aquarium Air Pump Accessories |
| Brand | Pawfly |
| Brand Name | Pawfly |
| Connector Type | Compression |
| Customer Reviews | 4.5 out of 5 stars 5,459 Reviews |
| Exterior Finish | Plastic |
| Inlet Connection Type | Compression |
| Item Dimensions | 2.13 x 0.83 x 0.83 inches |
| Item Weight | 10 Grams |
| Item dimensions L x W x H | 2.13 x 0.83 x 0.83 inches |
| Manufacturer | Pawfly |
| Manufacturer Part Number | PF-Ap |
| Material | Plastic |
| Material Type | Plastic |
| Model Number | PF-Ap |
| Number of Pieces | 6 |
| Number of Ports | 2 |
| Outlet Connection Type | Compression |
| Set Name | 6 Pack |
| Size | 6 Pack |
| Thread Size | 3/16 inch |
| Thread Type | Compression |
| UPC | 712383629098 712383629555 |
| Unit Count | 6.0 Count |
| Valve Type | Check Valve |
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