Description
The Custom Roto-Mold 30 Gallon RV Water Tank (Part# W-357) is engineered to meet the requirements of mobile water storage applications. Manufactured using rotationally molded polyethylene resin, this tank is purpose-built for safe and durable potable water use.
Commonly installed in recreational vehicles, campers, tiny homes, and food trucks, this tank is designed for versatility and compact performance in a variety of mobile setups.
Thanks to its seamless, one-piece construction, the tank resists cracking, leaking, and ruptures, even under the rigors of road travel. Constructed from FDA-approved polyethylene resin, it complies with FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, guaranteeing safe, hygienic storage of drinking water.
Key Features
- 
30-Gallon Capacity: A compact yet functional size ideal for light to medium-use potable water systems.
 
- 
Rotationally Molded Polyethylene: Seamless design enhances durability and prevents leaks.
 
- 
FDA-Compliant Materials: Made from food-grade polyethylene resin approved for potable water storage.
 
- 
Low-Profile Format: Just 6 inches tall—perfect for installations where vertical clearance is limited.
 
- 
Durable & Road-Ready: Built to withstand the vibration and stress of mobile environments.
 
- 
Blank Configuration: Ships without fittings to allow customized port placement.
 
- 
Made in the USA: Proudly manufactured in Oregon using premium polyethylene.
 
Specifications
- 
Product Type: RV Fresh Water Tank
 
- 
Part Number: W-357
 
- 
Capacity: 30 Gallons
 
- 
Dimensions: 46.25" L x 31.5" W x 6" H
 
- 
Weight: 24 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 30 Gallon Custom Roto-Mold Water Tank (W-357) 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