21 Gallon Custom Roto-Mold RV Water Tank (MPN: W-320)

Description

The Custom Roto-Mold 21 Gallon RV Water Tank (Part# W-320) is engineered to meet the requirements of mobile potable water storage applications. Manufactured from rotationally molded polyethylene resin, this tank is purpose-built for safe, long-lasting potable water use in demanding mobile environments.

This RV water tank is used in a variety of mobile water storage applications including recreational vehicles, campers, tiny homes, and food trucks.

Its seamless one-piece construction delivers superior strength, reducing the risk of cracks, chips, and ruptures during travel or installation. This tank is made from FDA-approved polyethylene resin and meets FDA regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring the safe storage of drinking water.

Key Features

• 21-Gallon Capacity: Ideal for compact potable water systems in mobile setups.
• Rotationally Molded Polyethylene: Seamless design ensures leak resistance and long-term durability.
• FDA-Compliant Materials: Safe for potable water; meets strict FDA food-grade standards.
• Space-Efficient Design: Measures 21" x 21" x 12.75", perfect for tight installation areas.
• Blank Configuration: Ships without pre-installed fittings for full customization.
• Made in the USA: Proudly manufactured in Oregon using food-grade polyethylene.
  

Specifications

• Product Type: RV Fresh Water Tank
• Part Number: W-320
• Capacity: 21 Gallons
• Dimensions: 21" L x 21" W x 12.75" H
• Weight: 11 lbs
• Material: FDA-Compliant Polyethylene
• Color: Natural (Translucent White)
• Fittings: Blank (No pre-installed fittings)
• Manufacturing Location: Oregon, USA
• Application: Potable Water
  

Shipping & Warranty

Ships FOB from Idaho (Zip Code: 83605), Freight Class 250. Liftgate service is available upon request for residential or limited-access delivery locations.

Covered by a 1-Year Limited Warranty against defects in materials and workmanship under normal use conditions.

Price Match Guarantee

If you find the 21 Gallon Custom Roto-Mold Water Tank (W-320) offered at a lower price from any authorized competitor within 6 months of purchase, we’ll match the price and refund the difference.

Contact: info@tanksupplydirect.com