51 Gallon Custom Roto-Mold RV Holding Tank (MPN: H-655)

Description

The Custom Roto-Mold 51 Gallon RV Holding Tank (Part# H-655) is engineered to meet the demands of RVs, trailers, and mobile sanitation systems requiring high-capacity holding solutions. Its long, narrow profile makes it ideal for installation in underbelly compartments or other elongated mounting areas.

Constructed using rotationally molded, FDA-compliant polyethylene, this tank features a seamless one-piece design that offers outstanding resistance to cracks, chips, and ruptures. The resin used meets FDA regulation 21 CFR 177.1520 (1) 3.1 and 3.2, ensuring safe storage of potable water, greywater, or blackwater.

Whether you're upgrading an RV or outfitting a custom mobile system, the Tank Superstore team is here to guide you through selecting the ideal tank for your application.

Key Features

• 51-Gallon Capacity: Suited for larger RV holding needs or extended off-grid use
• Rotationally Molded Construction: Seamless design prevents leaks and enhances strength
• FDA-Compliant Resin: Safe for potable water and meets 21 CFR 177.1520 (1) 3.1 and 3.2 standards
• Elongated Profile: Ideal for narrow installation zones or under-frame mounting
• Blank or DIY Kit Options: Ships without fittings or with a kit for user-installed customization
• UV-Resistant & Chemical-Resistant: Durable in harsh outdoor environments
• Made in the USA: Precision-molded in Oregon for consistent quality
  

Specifications

• Product Type: RV Holding Tank
• Part Number: H-655
• Capacity: 51 Gallons
• Dimensions: 87" L x 23.6875" W x 15.5625" H
• Weight: 31 lbs
• Material: FDA-Compliant Polyethylene
• Wall Thickness: Approx. 0.25"
• Color: Natural (Translucent White)
• Fittings: Blank or Blank with DIY Fitting Kit
• Manufacturing Location: Oregon, USA
• Applications: Fresh Water, Greywater, or Blackwater
  

Shipping & Warranty

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

Protected by a 1-Year Limited Warranty against manufacturer defects under normal use conditions.

Price Match Guarantee

If you find the 51 Gallon Custom Roto-Mold Holding Tank (H-655) at a lower price from an authorized competitor within 6 months, we’ll match the price and refund the difference.

Contact: info@tanksupplydepot.com