38 Gallon Custom Roto-Mold RV Holding Tank (MPN: H-578)

Description

The Custom Roto-Mold 38 Gallon RV Holding Tank (Part# H-578) is engineered to meet the rigorous demands of mobile liquid storage in RVs, trailers, campers, and mobile sanitation systems.

Designed with a seamless, rotationally molded construction, this tank delivers excellent resistance to cracking, chipping, and structural failure, even under road vibration and impact. It is built using FDA-approved polyethylene resin, ensuring compliance with FDA regulation 21 CFR 177.1520 (1) 3.1 and 3.2, making it safe for potable water and suitable for grey or black water storage.

The tank’s extra-long, low-profile form makes it ideal for under-floor installations or applications where height clearance is limited. The Tank Superstore team is available to assist with selecting the right fittings or layout for your system.

Key Features

• 38-Gallon Capacity: Ample volume for medium to large RVs, trailers, or conversion vans.
• Rotationally Molded Construction: Built as a one-piece, seamless unit to minimize leak risk and structural failure.
• FDA-Compliant Polyethylene Resin: Approved for drinking water, grey water, or wastewater applications.
• Low-Profile Configuration: Just 7" high, great for tight vertical clearance areas.
• Extreme Durability: Withstands UV exposure, chemical contact, physical impact, and road vibration.
• Blank Tank Design: Ships without pre-installed fittings, allowing for customizable plumbing layouts.
• Lightweight for Easy Handling: Weighs just 21 lbs, simplifying installation and transport.
• Proudly Made in the USA: Manufactured with reliable craftsmanship and quality materials.
  

Specifications

• Product Type: RV Holding Tank
• Part Number: H-578
• Capacity: 38 Gallons
• Dimensions: 72" L x 22" W x 7" H
• Weight: 21 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: 4-5 Week Lead Time 
  
• 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

Warranty coverage varies by manufacturer and product type. For warranty details or to initiate a warranty claim, please contact Tank Supply Direct at info@tanksupplydirect.com.

Price Match Guarantee

If you find the 38 Gallon Custom Roto-Mold Holding Tank (H-578) at a lower price from any authorized retailer within 6 Months, we’ll match the price and refund the difference.

Contact: info@tanksupplydirect.com