---
product_id: 223694826
title: "classAcustoms | Under Mount 25 Gallon RV Concession Fresh and Gray Water Holding Tank | UM-2500"
brand: "classacustoms"
price: "344781CFA"
currency: XOF
in_stock: true
reviews_count: 8
url: https://www.desertcart.sn/products/223694826-classacustoms-under-mount-25-gallon-rv-concession-fresh-and-gray
store_origin: SN
region: Senegal
---

# 25 Gallon Capacity 38" x 20.5" x 8.5" Compact Dimensions NSF Certified MDPE Resin classAcustoms | Under Mount 25 Gallon RV Concession Fresh and Gray Water Holding Tank | UM-2500

**Brand:** classacustoms
**Price:** 344781CFA
**Availability:** ✅ In Stock

## Summary

> 🚐 Stay hydrated, stay ahead — the ultimate water tank for pros on the move!

## Quick Answers

- **What is this?** classAcustoms | Under Mount 25 Gallon RV Concession Fresh and Gray Water Holding Tank | UM-2500 by classacustoms
- **How much does it cost?** 344781CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/223694826-classacustoms-under-mount-25-gallon-rv-concession-fresh-and-gray)

## Best For

- classacustoms enthusiasts

## Why This Product

- Trusted classacustoms brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **NSF Certified Materials:** Crafted from NSF/ANSI Std 61 approved medium density polyethylene for safe drinking water use.
- • **Versatile 25 Gallon Capacity:** Ample fresh or gray water storage for extended trips or busy concession setups.
- • **Flexible Mounting Orientation:** Rotate tank to fit your space perfectly—mount on any side without compromising capacity.
- • **Seamless One-Piece Construction:** Durable, leak-resistant design eliminates weak points and ensures long-lasting reliability.
- • **Made in the USA with Quality Assurance:** Proudly manufactured and pre-cleaned in Elkhart, Indiana, ensuring premium craftsmanship.

## Overview

The Class A Customs UM-2500 is a 25-gallon under-mount water holding tank made from NSF-certified medium density polyethylene, designed for fresh or gray water storage. Its seamless, one-piece construction offers durability and leak resistance, while its compact 38" x 20.5" x 8.5" dimensions and flexible mounting options make it ideal for RVs, concession trailers, and mobile vendors. Manufactured in the USA with strict quality controls, this tank ensures safe, reliable water storage wherever your journey takes you.

## Description

classAcustoms | Under Mount 25 Gallon RV Concession Fresh and Gray Water Holding Tank | UM-2500

## Features

- 25 Gallon Fresh or Gray Water Holding Tank Manufactured by Class A Customs - Made from NSF Approved Materials - Fresh & Drinking Water Safe - Can be used for Fresh or Gray Water Storage
- WATER TANK MEASUREMENTS: 38” Longest Length (not including fittings) x 8.5” x 20.5” - Tank can sit on any side - rotate tank to change height or width Average Thickness 7/32” +/- Please view photos. (Due to the manufacturing process +/- .25" on each measurement)
- TANK BUILT-IN FITTINGS: (TWO) 1.5" Female NPT Fitting - fitting is sealed and watertight, to use remove membrane with razor knife (TWO) .5" Female NPT Fitting - fitting is open DO NOT over-tighten fitting damage will occur, use plastic connecting fittings as metal will damage threads.
- NON-PRESSURIZED TANK: tank must be vented allowing air in and out during use. DO NOT make a sealed connection with a garden hose directly to tank, this is a pressurized connection and will cause tank to explode causing damage. For filling tank it is recommended to use a fill dish or other gravity process.
- Great extra water storage in RV, pop-up camper, off-road vehicles, concession trailers, hot dog carts, smaller food vendors and portable hand washing sinks. Class A Customs Manufactures this item in the USA in Elkhart, Indiana. Tanks are made in a warehouse clean each tank prior to use to remove any debris, scuffs or marking from the manufacturing process.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | classAcustoms |
| Color | White |
| Material | Polyethylene (PE), Resin |
| Product Dimensions | 38"L x 20.5"W x 8.5"H |
| Capacity | 25 Gallons |
| Shape | Rectangular |
| UPC | 782731951256 |
| Manufacturer | Class A Customs |
| Model | Under Mount 25 Gallon Fresh / Gray Water Holding Tank |
| Item Weight | 18 pounds |
| Item model number | UM-2500 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | UM-2500 |

## Product Details

- **Brand:** classAcustoms
- **Color:** White
- **Material:** Polyethylene (PE), Resin
- **Product Dimensions:** 38"L x 20.5"W x 8.5"H
- **Capacity:** 25 Gallons

## Images

![classAcustoms | Under Mount 25 Gallon RV Concession Fresh and Gray Water Holding Tank | UM-2500 - Image 1](https://m.media-amazon.com/images/I/61QnG3RwtCL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Wow!
*by D***B on October 13, 2023*

Well, we accidentally discovered that these things are RUGGED!!My hubby had it under our bus, deciding where, exactly, to install it and got called away.He'd been working in the bus all day and was exhausted, do he didn't go back to the bus.The next morning (pre-coffee), he went to move the bus, forgetting the tank....It wasn't until he saw it shoot out from under the bus that he remembered!!Tank 1, bus 0Marked up a bit, but no real damage...WHEW!!

### ⭐⭐⭐⭐⭐ Good water tank.
*by R***L on August 25, 2023*

Use this for a portable shower, works great, no problems, no leaks, no errors....

### ⭐⭐⭐⭐⭐ put in my NV200
*by S***R on March 8, 2023*

I put this in my campervan build. It worked great, never leaked.

## Frequently Bought Together

- Class A Customs | Under Mount 25 Gallon RV Concession Fresh and Gray Water Holding Tank | UM-2500
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**Shop now:** [https://www.desertcart.sn/products/223694826-classacustoms-under-mount-25-gallon-rv-concession-fresh-and-gray](https://www.desertcart.sn/products/223694826-classacustoms-under-mount-25-gallon-rv-concession-fresh-and-gray)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-02-14*