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$141.78 $395.18
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Why you’ll love it

RestaurantSupply.com is your trusted source for 3M reverse osmosis storage tanks.

  • Authorized 3M dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock 3M 2.5 GALLON RO TANK-METAL reverse osmosis storage tanks
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

3M 2.5 GALLON RO TANK-METAL 9 Inch Diameter Bladder Pressure Vessel - Storage Tank

3M  |  MFG #: 2.5 GALLON RO TANK-METAL  |  Item #: 458843  |  UPC #: 00016145008030
4.7
Rated 4.7 out of 5 stars
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Item: #458843
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Technical details
Manufacturer 3M Purification
Model Number 2.5 GALLON RO TANK-METAL
Manufacturer Part # 2.5 GALLON RO TANK-METAL
Height 14.75"
Width 9.06"
Depth 9.06"
UPC 00016145008030

About this item

Product Details

The 3M 2.5 GALLON RO TANK-METAL (5598405) is a high-performance reverse osmosis storage tank designed for commercial water filtration systems. Manufactured by 3M Purification, this metal bladder-style pressure vessel features a seamless tank liner and a capacity of 2.5 gallons optimized for consistent water storage at 60 PSI. With dimensions of 14-3/4 inches in height and 9-1/16 inches in diameter, it is engineered for durability and reliable operation within industrial and foodservice water treatment applications. The tank accommodates a 3/8-inch tubing connection and supports a maximum pressure of 125 PSI at 100°F, ensuring seamless integration into reverse osmosis systems that require precise and stable water storage solutions for high-quality filtration processes.

Top 3M 5598405 Features

The 3M 2.5 GALLON RO TANK-METAL is tailored for commercial foodservice environments, combining robust construction with technical efficiency. Its bladder-style pressure vessel design ensures longevity and consistent water pressure, while the seamless tank liner minimizes contamination risk. The compact, corrosion-resistant metal housing facilitates easy installation and maintenance in tight kitchen or utility spaces. This tank is ideal for commercial water filtration setups requiring reliable, stable water storage for high-volume applications or batch processing workflows.

  • Capacity: 2.5 gallons optimized for continuous water supply
  • Material: Durable metal bladder-style pressure vessel with corrosion-resistant construction
  • Ease-of-Use: Sealed seamless tank liner simplifies maintenance and cleaning
  • Application fit: Compact dimensions suit undercounter or tight installation environments
  • Integration: 3/8" tubing connection for straightforward system integration

Suitable for high-demand reverse osmosis setups in commercial kitchens or water treatment facilities.

3M 5598405 Technical Specs

The 3M 2.5 GALLON RO TANK-METAL features a self-contained design with dimensions of 14.75 inches in height, 9.06 inches in width and depth, constructed from corrosion-resistant metal with a seamless tank liner. It operates within a maximum pressure of 125 PSI at 100°F, supporting a capacity of 2.5 gallons at 60 PSI. The tank’s 3/8-inch tubing connection facilitates quick integration into existing reverse osmosis systems. It is intended for stable water storage in commercial filtration setups where consistent output is necessary. The unit operates without requiring electrical power, emphasizing durability and ease of maintenance. The design includes provisions for straightforward installation in commercial plumbing configurations and spaces with limited clearance, making it suitable for undercounter or utility room placement. The metal construction ensures long-lasting performance under repeated pressure cycles, with installation clearances recommended for optimal airflow and drainage.

  • Dimensions: 14.75" H x 9.06" W x 9.06" D
  • Capacity: 2.5 gallons at 60 PSI
  • Maximum Pressure: 125 PSI at 100°F
  • Material: Metal bladder-style pressure vessel with seamless liner
  • Connections: 3/8" tubing inlet/outlet
  • Finish: Corrosion-resistant metal exterior
  • Installation: Suitable for undercounter or constrained spaces

What is a commercial reverse osmosis storage tank

A commercial reverse osmosis storage tank is a robust vessel designed to store purified water produced by high-volume filtration systems. It provides stable pressure and continuous water supply, essential for process consistency in industrial and foodservice settings. The 3M 2.5 GALLON RO TANK-METAL is a model built with durable metal materials, optimized for long-term performance with seamless liners and high-pressure tolerances. Installed in configurations requiring reliable storage in undercounter or confined spaces, it supports the needs of mid-volume water treatment applications, such as in restaurants or commercial kitchens for high-quality drinking water or process water supply.

Top reverse osmosis storage tanks for commercial water treatment

Designed for high-volume commercial water filtration, the 3M 5598405 reverse osmosis storage tank features high durability, seamless construction, and precise pressure handling suited for foodservice environments. Manufactured by 3M Purification, it offers a reliable, industrial-grade solution for stable water storage, ideal for restaurant prep areas and hydration stations in busy commercial kitchen settings.

  • Operation in mid-volume workflows — ideal for commercial kitchens
  • Compact design — suitable for limited undercounter space
  • Stainless steel and metal construction — ensures long-term durability
  • Reliable pressure support — maintains consistent water flow
  • Simple plumbing integration — supports 3/8" tubing connections

Why Choose 3M 5598405 ?

Comparing the 3M 2.5 GALLON RO TANK-METAL to higher-capacity or plastic models, it offers superior durability, corrosion resistance, and ease of maintenance. Its metal construction withstands repeated pressure cycles, making it suitable for demanding filtration environments. The integrated seamless liner reduces contamination risks, while the compact footprint simplifies installation in restricted spaces. This model enhances operational reliability for commercial water processing, optimizing system performance and longevity.

  • Self-contained metal design for enhanced durability
  • Compact footprint fits tight installation spaces
  • Seamless liner minimizes contamination risk
  • Supports consistent water pressure with bladder design
  • Integrated 3/8" connections for reliable system integration

Customer reviews

4.7
Rated 4.7 out of 5 stars
Based on 40 reviews
Total 5 star reviews: 35 Total 4 star reviews: 2 Total 3 star reviews: 1 Total 2 star reviews: 1 Total 1 star reviews: 1
93%would recommend these products
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3M 2.5 GALLON RO TANK-METAL (5598405) 3M™ Water Filtration Products Reverse Osmosis Storage Tank
3M Purification

3M 2.5 GALLON RO TANK-METAL 9 Inch Diameter Bladder Pressure Vessel - Storage Tank

$141.78 $395.18

3M Purification, 2.5 GALLON RO TANK-METAL, (5598405) 3M™ Water Filtration Products Reverse Osmosis Storage Tank, 14-3/4" H x 9-1/16" dia., 2.5 gallons capacity @ 60 PSI, bladder-style pressure vessel, 3/8" tubing connection, seamless tank liner, 125 PSI max pressure at 100°F