Class A Customs 40 Gallon RV Fresh Water Tank Kit
$240.29 on Amazon.com (as of September 26, 2026, 7:07 PM EST) View details ↗
Upgrade your mobile living setup with the Class A Customs 40 Gallon RV Fresh Water Tank Kit, proudly manufactured in the United States using premium domestic materials. Expertly constructed from medium-density polyethylene, this potable water storage tank is designed to deliver superior durability that exceeds standard OEM specifications. Built for reliability, the sanitary and leak-proof design ensures your water remains clean for daily use while traveling in your recreational vehicle, motorhome, trailer, camper, or food truck.
This comprehensive bundle includes a convenient starter kit featuring a 12V on-demand water pump alongside a basic plumbing setup with a fill hose, barbed fittings, a PVC drainage adapter, and necessary clamps. Engineered for versatility, the rectangular tank accommodates various installation spaces while providing a dependable supply for drinking, cooking, showering, and cleaning on the road.
| Capacity | 40 Gallon |
|---|---|
| Dimensions | 39.5″ x 13″ x 18″ |
| Material | Medium Density Polyethylene |
| Connection Ports | Two 1.5″ and Two 0.5″ NPT Female |
| Average Wall Thickness | 0.219″ (7/32″) |






