Factory RV Water Tank Combo – 21-Gallon & 30-Gallon

Ensure reliable water storage on the road with Factory RV’s water tank combo. This set includes a 21-gallon tank and a 30-gallon tank, giving you versatile capacity for RVs, trailers, and custom builds. Whether camping at a site or traveling off-grid, these tanks provide safe and durable storage for your fresh water supply.

Made in the USA from high-quality polyethylene, both tanks are NSF-certified, FDA-approved, and BPA-free, ensuring safe storage for potable water. Built to last, they are rust- and corrosion-resistant with reinforced ⅛" thick walls to withstand impact and the demands of mobile living.

Each tank is designed for easy installation with standard RV plumbing compatibility: a 2" inlet (⅞" internal diameter) and ½" outlet make setup straightforward and adaptable to your system.

Key Features

• Two-tank set – includes 21-gallon and 30-gallon water tanks
• Safe for drinking water – NSF-certified, FDA-approved, and BPA-free
• Durable build – polyethylene construction resists rust, corrosion, and impact
• Customizable use – ideal for RVs, trailers, and off-grid systems
• Easy installation – standard 2" inlet and ½" outlet fittings
• Made in the USA – dependable quality and performance

Specifications

21-Gallon Tank

• Capacity: 21 gallons
• Length: 39 ¼"
• Width: 8"
• Height: 16"

30-Gallon Tank

• Capacity: 30 gallons
• Length: 34"
• Width: 12"
• Height: 17 ½"
• Wall Thickness: ⅛"
• Inlet Length: 2"
• Inlet Internal Diameter: ⅞"
• Outlets: ½"

Upgrade your RV water system with a reliable tank combo that delivers flexibility, durability, and safe potable water storage—perfect for every adventure.