







💧 Elevate your hydration game with the ultimate RO expansion tank—because clean water waits for no one!
The tankRo 6 Gallon RO Water Filtration Expansion Tank is a compact, durable storage solution designed for reverse osmosis systems. Made from 100% food-grade materials and deep-drawn steel with precision welding, it ensures long-lasting purity and reliability. Featuring a free 1/4" quick connect tank ball valve, it offers easy installation and maintenance. Its space-saving dimensions fit under most kitchen sinks, storing up to 4.4 gallons of filtered water for instant, on-demand access.








| Brand | tankRo |
| Special Feature | Durable |
| Product Dimensions | 12"L x 12"W x 17.5"H |
| Package Information | Bottle |
| Installation Type | Under Sink |
| Power Source | Manual |
| Model Name | GTS6 |
| Upper Temperature Rating | 212 Degrees Fahrenheit |
| Supported Water TDS Level Maximum (PPM) | 50 |
| UPC | 653590999294 |
| Manufacturer | tankRo |
| Part Number | GTS6 |
| Item Weight | 8.58 pounds |
| Item model number | GTS6 |
| Is Discontinued By Manufacturer | No |
| Size | 6 Gallons |
| Color | Blue |
| Style | 6 Gallons |
| Item Package Quantity | 1 |
| Capacity Description | 4.4 Gallons |
| Special Features | Durable |
| Batteries Included? | No |
| Batteries Required? | No |
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