20 Gallon Custom Roto-Mold RV Holding Tank (MPN: H-337)

Description

The Custom Roto-Mold 20 Gallon RV Holding Tank (Part #H-337) is engineered to meet the demands of mobile water or waste storage in RVs, trailers, vans, and compact living spaces.

This tank features a seamless, rotationally molded polyethylene construction that ensures exceptional durability and resistance to cracks, chips, and ruptures. It is made using FDA-approved resin, complying with FDA 21 CFR 177.1520 (1) 3.1 and 3.2, making it safe for potable, grey, or black water applications.

Whether you're building out a van conversion or replacing an old tank, our Tank Superstore specialists are ready to help you choose the right solution.

Key Features

• Seamless One-Piece Construction: Prevents leaks and structural failure over time.
• FDA-Approved Polyethylene: Safe for potable water and fully compliant with food-grade standards.
• Slim, Elongated Profile: 68" long and only 8.5" high—perfect for tight or narrow installations.
• Multi-Purpose Use: Suitable for fresh, grey, or black water storage.
• DIY Ready: Ships blank with no fittings, allowing flexible configuration with standard kits.
• Ultra Lightweight: Weighs just 17 lbs, making installation easy and manageable.
• USA Made: Molded and inspected in the USA for quality and consistency.
  

Specifications

• Product Type: RV Holding Tank
• Part Number: H-337
• Capacity: 20 Gallons
• Dimensions: 68" L x 15" W x 8.5" H
• Weight: 17 lbs
• Material: FDA-Approved 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

Ships FOB from Idaho (Zip Code: 83605) under Freight Class 250. Liftgate delivery available upon request.

Backed by a 1-Year Limited Warranty for defects in materials or workmanship.

Price Match Guarantee

We’re committed to offering the best price on the market. If you find the 20 Gallon Custom Roto-Mold RV Holding Tank (H-337) at a lower price from an authorized retailer within 6 months of purchase, we’ll match the price and refund the difference.

Contact: info@tanksupplydepot.com