50 Gallon Custom Roto-Mold RV Holding Tank (MPN: H-635)

Description

The Custom Roto-Mold 50 Gallon RV Holding Tank (Part# H-635) is designed to meet the demanding requirements of mobile holding storage systems, including RVs, trailers, food trucks, and off-grid units. With a balanced, mid-size capacity and a durable form factor, this tank is ideal for users needing reliable, long-lasting containment for water or waste.

Built using rotational molding technology, the tank features a seamless, one-piece construction that resists cracking, leaking, and structural failure. Made from FDA-approved polyethylene resin, it complies with FDA Regulation 21 CFR 177.1520 (1) 3.1 and 3.2, making it safe for use with potable water, greywater, or blackwater.

Custom fitting placement is not available at this time. This tank ships blank, or blank with an optional DIY Fitting Kit for user-installed plumbing.

The Tank Superstore’s technical team is available to help guide you to the best tank and installation approach for your mobile system.

Key Features

• 50-Gallon Capacity: Ideal for medium- to large-sized water or waste storage needs in RVs or mobile units.
• Rotationally Molded Construction: Seamless one-piece design for superior durability and leak resistance.
• FDA-Compliant Resin: Made with FDA-approved polyethylene safe for fresh, grey, or black water.
• Moderate Profile Design: At 11.25" tall, fits a variety of underfloor and compartment-style installations.
• Rugged & Weather-Resistant: Resists road vibration, chemical exposure, UV degradation, and impact.
• Blank Configuration: Ships without pre-installed fittings; optional DIY fitting kit available.
• Lightweight & Strong: Weighs only 22 lbs for easy handling without sacrificing strength.
• Made in the USA: Proudly manufactured in Oregon with strict quality controls.
  

Specifications

• Product Type: RV Holding Tank
• Part Number: H-635
• Capacity: 50 Gallons
• Dimensions: 62" L x 21" W x 11.25" H
• Weight: 22 lbs
• Material: FDA-Compliant Polyethylene
• Wall Thickness: Approx. 0.25"
• Color: Natural (Translucent White)
• Fittings: Blank (No pre-installed fittings); DIY Fitting Kit available
• Manufacturing Location: Oregon, USA
• Application: Potable Water, Greywater, or Blackwater
  

Shipping & Warranty

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

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

Price Match Guarantee

If you find the 50 Gallon Custom Roto-Mold Holding Tank (H-635) offered at a lower price by an authorized retailer within 6 months, we’ll match it and refund the difference.

Contact: info@tanksupplydepot.com