120/120/120 Gallon Rhino Tuff Tanks Gravity Feed System No Valve (MPN: RTT-6222-NV)

Description

The 360 Gallon Stackable Fluid Storage System provides a powerful and space-efficient solution for fluid storage and dispensing in industrial, agricultural, and commercial settings. This system includes three 120-gallon stackable tanks, a tank stand with 24″ legs, a drip tray kit, and a comprehensive accessory package, offering a complete setup for fast, reliable fluid management.

Built from natural virgin high-density polyethylene, each tank delivers exceptional chemical resistance and long-lasting durability. Key features like molded-in 304 stainless steel drain bushings, secure interlocking ridges, and built-in site gauges make it ideal for handling oils, lubricants, DEF, and other compatible fluids safely and efficiently.

Whether equipping a large workshop, fleet facility, or mobile service unit, this modular stackable system maximizes vertical storage space while ensuring easy fluid level monitoring and secure dispensing.

Key Features

• 360-Gallon Total Capacity: Includes three 120-gallon stackable tanks mounted on a heavy-duty tank stand with 24″ legs.
• Secure Stackable Design: Interlocking top and bottom ridges allow bracket-free, stable stacking.
• High-Quality HDPE Construction: Made from natural virgin high-density polyethylene for outstanding chemical resistance and durability.
• Molded Stainless Steel Drain Fittings: Features the industry’s only molded-in 304 stainless steel 1″ NPT bushing at the drain opening, eliminating the need for aftermarket fittings.
• Built-In Site Gauge: Semi-transparent tank material and molded-in fluid level indicators remove the need for external gauges.
• Multiple Access Ports:
  • 2″ top opening for pump or vent applications
  • 1″ opening for desiccant breather or remote fill
  • 2″ center fill opening for convenient refilling
• Mounting Flexibility: Six molded-in metal inserts facilitate attachment of a side-mount pump plate (sold separately).
• Standard Footprint: All tanks feature a 3′ x 3′ base, enabling stacking compatibility with other sizes.
• No Converting Brackets Needed: Stackable in any combination for maximum system flexibility.
  

Specifications

• Shipping Weight: 330 lbs
• Shipping Dimensions: 44″ L x 36″ W x 90″ H
• Assembled Dimensions: 36″ L x 42″ W x 110″ H
• Footprint: Standard 3′ x 3′
• Material: Natural Virgin HDPE
• Drain Fitting: Molded-in 304 Stainless Steel 1″ NPT Bushing
• Number of Tanks: 3
• Application: Oil, DEF, Lubricants, Non-Potable Fluids
  
• Manufacturer: Rhino Tuff Tanks - Maple Lake, MN
• Manufacturer Part Number: RTT-6222-NV
• Ships From: Maple Lake, MN

Package Includes

• Three (3) 120-Gallon Stackable Tanks
• Tank Stand with 24″ Legs
• Drip Tray Kit
• Accessory Package, including:
  • Braided Poly Tubing
  • Polyethylene Elbow with Barbed End
  • Polyethylene Union with Barbed End
  • 1″ Hose Clamps
  • 2 oz Tube of Thread Sealant
  • Elbow Kit with Nut for Stand
    

Applications

• Oil
• DEF
• Lubricants
• Non-Potable Fluids

Frequently Asked Questions

What are the dimensions?
Assembled Dimensions: 36″ L x 42″ W x 110″ H; Footprint: Standard 3′ x 3′.

How much does it weigh?
Shipping Weight: 330 lbs.

What's included?
Three (3) 120-Gallon Stackable Tanks; Tank Stand with 24″ Legs; Drip Tray Kit; Accessory Package , including: Braided Poly Tubing; Polyethylene Elbow with Barbed End; Polyethylene Union with Barbed End; 1″ Hose Clamps; 2 oz Tube of Thread Sealant; Elbow Kit with Nut for Stand.

What can I use it for?
Oil; DEF; Lubricants; Non-Potable Fluids.

How long does it take to ship, and where does it ship from?
The manufacturer lead time is 2-5 Weeks, and it ships from Rhino Tuff Tanks in Maple Lake, Minnesota. Shipping is calculated at checkout.

What warranty does it come with?
Per Rhino Tuff Tanks: it carries a Limited Lifetime Warranty (Gravity Feed Systems). Coverage is against manufacturing defects.

Who makes it?
Rhino Tuff Tanks of Maple Lake, Minnesota (part number RTT-6222-NV). Tank Supply Direct sells and supports it.

Manufacturer Documents

• Rhino Tuff Tanks product page - 120/120/120 Gallon Gravity Feed Tank Package
• RTT Spec Sheet - 500388
• Rhino Tuff Tanks Gravity Feed System Installation & Assembly Instructions
• Rhino Tuff Tanks 2024 product catalog (PDF)

Shipping and Warranty

• Manufacture Lead Time: 2-5 Weeks
• Ships From (State): MN

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.

Warranty Information
Warranty period - Limited Lifetime Warranty (Rhino Tuff Tanks warranty period for Gravity Feed Systems).

Rhino Tuff Tanks Warranty Policy
Rhino Tuff Tanks (RTT) stands behind all of its products and will repair or replace, at its discretion, any product found to be defective due to a manufacturing defect. Items sold, but not manufactured by Rhino Tuff Tanks (including materials, equipment, or components such as pumps, hoses, valves, etc.) are subject to the warranty, if any, of the original manufacturer. Rhino Tuff Tanks will provide the purchaser with reasonable assistance in making any claim for breach of these warranties; however, if the original manufacturer denies such warranty claims, Rhino Tuff Tanks has no additional liability. Rhino Tuff Tanks is not responsible for fluid loss and/or associated cleanup costs. The warranty does not apply to any products that have been subjected to an accident, adjustment, improper installation, misapplication, misuse, modification, neglect, repair, including but not limited to improper maintenance, or use of unauthorized parts or attachments. Warranties and returns will not be honored without the original receipt of purchase and images of the damaged or defective product. Warranties do not apply to floor or display models, out-of-box models, and close-out or discontinued items.

For warranty details or to start a claim, contact Tank Supply Direct at info@tanksupplydirect.com. Source: Rhino Tuff Tanks warranty page