Description
Product Overview
The Class A Customs 27‑gallon black water tank is engineered for RV and camper owners who need a dependable solution for waste‑water management. Made from medium‑density polyethylene (MDPE) resin, the tank offers superior impact resistance and chemical stability, ensuring it will endure the rigors of travel. Its rectangular shape (35″L x 17″W x 10″H) maximizes storage capacity while fitting standard RV compartments. The tank includes a permanently installed 3″ ABS female outlet, positioned for optimal dump‑valve connection.
![[Product front view showing all components]](https://www.deltagoods.store/wp-content/uploads/2026/06/1c066c5de7bf46fa86f5ba4704128073.jpg)
Usage
Ideal for full‑time RVers, weekend campers, and mobile home owners, this tank stores gray‑water from sinks, showers, and washing stations. It is not intended for fresh or drinking water. The fixed outlet allows quick connection to PVC or ABS piping (not included) for easy dumping at campgrounds or waste‑water facilities. Proper venting is required for safe operation; users should install a vent according to local regulations.
Why Choose Us
Class A Customs manufactures this tank in the USA, adhering to strict quality controls and using premium MDPE material that resists cracking and UV degradation. Each unit undergoes rigorous testing to meet automotive standards, reflected in a 4.6‑star rating from over 170 verified customers. Our commitment to after‑sales support ensures you receive guidance for installation and maintenance.
Key Features
- 27‑gallon capacity maximizes waste‑water storage without sacrificing space.
- MDPE resin construction provides impact resistance and long‑term durability.
- Fixed 3″ ABS outlet simplifies hookup to standard dump‑valve systems.
- Rectangular design fits most RV under‑carriage compartments.
- U.S. manufacturing backed by responsive customer support and warranty.
FAQ
Can this tank be used for fresh drinking water?
No, the tank is specifically designed for waste and gray‑water use only and should not be used for drinking water.
What fittings are required for installation?
The tank includes a 3″ ABS female outlet; you will need PVC or ABS pipe, a dump valve, and vent fittings, which are not included.
Is venting required?
Yes, proper venting is essential to prevent pressure buildup; install a vent according to local codes.
How do I clean the tank?
Use a non‑abrasive cleaner and rinse thoroughly; avoid harsh chemicals that could damage the MDPE material.
What warranty does Class A Customs offer?
The tank comes with a limited warranty covering manufacturing defects for a specified period; contact support for details.


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