40 Gallon Custom Roto-Mold RV Holding Tank (MPN: H-500)

Description

The Custom Roto-Mold 40 Gallon RV Holding Tank (Part# H-500) is designed to meet the demanding requirements of mobile and off-grid water or waste storage in RVs, campers, trailers, and marine vessels.

Manufactured with a seamless, rotationally molded construction, this tank delivers outstanding durability and resistance to cracks, chips, and structural fatigue. It is made from FDA-approved polyethylene resin, compliant with FDA 21 CFR 177.1520 (1) 3.1 and 3.2, making it suitable for storing potable, grey, or black water.

Whether you're retrofitting your RV or setting up a new system, the Tank Superstore team is ready to help you find the perfect tank solution.

Key Features

• 40-Gallon Capacity: Suited for medium-sized fresh, grey, or black water storage systems.
• FDA-Approved Resin: Constructed with food-grade polyethylene for safe water or waste storage.
• Seamless One-Piece Build: Prevents leaks and withstands road and vibration stresses.
• Low Profile: Just 8.25" in height, ideal for tight or low-clearance install areas.
• Built to Last: Resistant to UV rays, temperature extremes, and impacts.
• Blank Configuration: Ships with no pre-installed fittings for full customization.
• Translucent White Color: Makes visual level monitoring easy without needing sensors.
• Lightweight: At 27 lbs, it’s easy to handle during installation or removal.
• Made in the USA: Precision manufactured in Oregon for quality assurance.
  

Specifications

• Product Type: RV Holding Tank
• Part Number: H-499
• Capacity: 50 Gallons
• Dimensions: 56" L x 35" W x 9" H
• Weight: 27 lbs
• Material: FDA-Compliant Polyethylene
• Wall Thickness: Approx. 0.25"
• Color: Natural (Translucent White)
• Fittings: Blank (No pre-installed fittings)
• Manufacturing Location: USA
• Application: Fresh, Grey, or Black Water
  

Shipping & Warranty

Shipping Information

• Manufacture Lead Time: 3-5 Weeks 
  
• Ships From (State): ID
  

Products are subject to freight or parcel shipping costs. Shipping charges are calculated at checkout based on delivery location, product size, weight, and carrier requirements.

Each tank is manufactured and assembled in the USA using high-quality materials and strict quality control standards—built for long-term, dependable use in demanding applications.

Warranty Information

Custom Roto-Molding tanks are covered by a 5-year manufacturer warranty from the date of original purchase against defects in material and workmanship. Coverage applies to tanks that are correctly installed and have not been subjected to abuse or misuse, and is for the benefit of the original end user. The warranty does not cover misuse, fire, accident, negligence, transit damage, unauthorized modifications, excessive external pressure, abnormal use, product loss through leakage, or related injury/property damage. Manufacturer liability is limited to repair or, at its option, replacement of a qualifying defective product, subject to written notice within the warranty period and return of the item to the point of manufacture with transportation prepaid. For warranty details or to initiate a warranty claim, please contact Tank Supply Direct at info@tanksupplydirect.com.