Go Off-Grid With Factory RV's 42-Gallon Water Tank

When you’re planning road trips, camping weekends, or off-grid living, a reliable water supply is essential. With Factory RV’s 42-Gallon Water Tank, you can travel with confidence knowing your freshwater storage is dependable, safe, and built to last.

Manufactured in the USA by Elkhart Plastics Inc., this tank is made from high-density polyethylene using rotational molding for seamless strength and structural integrity. Its 5 ¾" low-profile design makes it perfect for tight-clearance installations while still delivering 42 gallons of capacity—plenty for drinking, cooking, cleaning, and showers.

The blank tank design gives you complete control over intake and overflow port placement, with an optional fittings kit available for added convenience. Built with a hydrophobic, low-adhesion surface, both internally and externally, this tank resists bacteria, mold, and biofilm buildup, ensuring cleaner water and easier long-term maintenance.

Certified NSF, BPA-free, and FDA-compliant, this tank offers peace of mind for safe potable water storage, making it an ideal upgrade for RVs, trailers, food trucks, van conversions, and tiny homes.

Key Features

• 42-gallon capacity – ample storage for extended off-grid use
• Low-profile design – just 5 ¾" tall, perfect for tight installations
• Blank tank design – customize intake/overflow fittings as needed
• Optional fittings kit available – simplifies setup
• Rotationally-molded polyethylene – durable, seamless, and lightweight
• Hydrophobic surfaces – resist bacteria, mold, and biofilm buildup
• Safe potable water storage – NSF-certified, BPA-free, FDA-compliant
• Made in the USA – manufactured by Elkhart Plastics Inc.

Specifications

• Capacity: 42 gallons
• Length: 57"
• Width: 29 ¾"
• Height: 5 ¾"
• Wall Thickness: ⅛"