For a low rectangular 25-gallon tank with a drain, under a bench or in a truck bed.
Amazon $199.99The Norwesco 25 Gallon Flat Bottom Utility Tank rates 2.0 among 25 to 49 gallons water storage tanks; the Norwesco 20 Gallon Flat Bottom Utility Tank rates 1.6 among under 25 gallons ones.
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

For a tall, narrow 20-gallon tank that fits where a wide tank will not; no potable rating is published.
Amazon $199.99Scores side by side
These two sit in different size classes (25 to 49 gallons and under 25 gallons), and each is scored against the reference points for its own class, so a rating says how well each does among its own size peers. How we rank explains each factor.
| Factor weight | Norwesco 25 Gallon Flat Bottom Utility Tank | Norwesco 20 Gallon Flat Bottom Utility Tank |
|---|---|---|
| Overall rating | 2.0/5 | 1.6/5 |
| Value 40% | 23 $8 per gallon ($199.99, 25 gal) | 10 $10 per gallon ($199.99, 20 gal) |
| Potable claims 25% | 0 no NSF, food-grade or BPA-free claim published, scored as none | 0 no NSF, food-grade or BPA-free claim published, scored as none |
| Features 20% | 20 0.8 in. outlet fitting | 0 no spigot, outlet, stacking or UV claim |
| Warranty 15% | 0 warranty not published, scored as none | 0 warranty not published, scored as none |
Specifications
| Norwesco 25 Gallon Flat Bottom Utility Tank | Norwesco 20 Gallon Flat Bottom Utility Tank | |
|---|---|---|
| Capacity | ||
| Total capacity | 25 gal | 20 gal |
| Containers | 1 tank | 1 tank |
| Size (each) | 34 x 14 x 12 in | 15 x 11 x 34 in |
| Water safety | ||
| Material | Polyethylene | Polyethylene |
| Features | ||
| Spigot or outlet | 0.8 in. outlet | None |
| Stackable | No | No |