Features & Benefits
- 4.0 gallon tank for more pure water storage
- Stainless steel interface and food grade polypropylene liner
- NSF approved for quality, safety, and durability
- Ideal for reverse osmosis applications
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Item #:
69439389
Tankpro 4.0 Gallon RO Water Storage Tank for Reverse Osmosis Systems -NSF Certificated
Item #:
69439389
XCD 182
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Upgrade to a 4.0 gallon reverse osmosis water storage tank for more pure and chemical-free drinking water.
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What Stands Out
High Capacity
With a 4.0-gallon capacity, this tank provides ample storage for purified water, ensuring you have enough supply for household or business needs without constant refilling.
NSF Certification
The NSF certification guarantees that this storage tank meets strict safety and quality standards, assuring consumers of its reliability and suitability for drinking water.
Compatibility
Designed specifically for reverse osmosis systems, this tank seamlessly integrates with various models, enhancing the efficiency of water purification processes while maintaining optimal water quality.
Product Details
- 4.0 Gallon RO water storage tank for reverse osmosis systems
- Upgrade size for storing more pure water: 10.8 x 10.8 x 15.7 inches
- Material: stainless steel interface, 100% food grade polypropylene liner, and butyl diaphragm
- NSF approved food grade bladder for quality, safety, and durability
- Designed for reverse osmosis applications
- Certified NSF food grade for assurance of no chemicals in drinking water
| Model Number | 4.0 Gallon tank |
| Product Benefits | NSF approved |
| Brand Name | Geekpure |
| Set Name | 4.0 Gallon |
| UPC | 680577669376 |
| Unit Count | 1.0 Count |
| Number of Items | 1 |
| Manufacturer Part Number | 4.0 Gallon tank |
| Manufacturer | tankpro |
| Included Components | Just 1 x 4.0 gallon tank .Tank ball valve is not included. |
| Material Type | Plastic and NSF certificated |
| Item Dimensions D x W x H | 10.83"D x 10.83"W x 17.34"H (27.5 x 27.5 x 44 cm) |
| Item Weight | 9 Pounds (4.08 kg) |
| External Testing Certification | WQA, NSF |
| Material | Plastic and NSF certificated |
| Product Dimensions (L x W x H) | 10.83"D x 10.83"W x 17.34"H (27.5 x 27.5 x 44 cm) |
Who Should Buy?
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Household Use
Ideal for families seeking convenient, safe drinking water directly from reverse osmosis filtration systems.
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Small Businesses
Suitable for cafes and restaurants needing a consistent supply of purified water for beverages and cooking.
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Health-Conscious Users
Great for individuals prioritizing clean, NSF-certified water for health and wellness purposes.
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Large Families
Not ideal for large households, as 4 gallons may not suffice for their water consumption needs.
Product Description
Tankpro 4.0 Gallon RO Water Storage Tank for Reverse Osmosis Systems -NSF Certificated
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the capacity of the 4.0 Gallon RO Water Storage Tank?
Answer: The 4.0 Gallon RO Water Storage Tank is designed to hold a total of four gallons of purified water, making it a perfect fit for households that rely on reverse osmosis systems. This size is optimal for regular use, ensuring you have a steady supply of clean drinking water. Such a capacity meets the needs of small to medium-sized families, providing ample reserves for cooking, drinking, and other daily activities. -
Question:
How does a reverse osmosis storage tank work?
Answer: A reverse osmosis storage tank operates by utilizing a pressurized system that stores purified water produced by your reverse osmosis system. Water is forced into the tank, where it is maintained until needed. When you turn on your faucet, the pressurized water flows out, allowing you to access clean drinking water easily. This storage mechanism ensures you have immediate access to fresh water without the need to wait for purification. -
Question:
Is the 4.0 Gallon RO Water Storage Tank NSF certified?
Answer: Yes, the 4.0 Gallon RO Water Storage Tank is NSF certified, ensuring it meets strict safety and performance standards. This certification is crucial for consumers as it guarantees that the materials used are safe for potable water and that the tank's design prevents leakage while maintaining water quality. Choosing an NSF certified tank gives peace of mind, knowing you're using a product that contributes to the safety of your drinking water. -
Question:
What materials are used in the construction of the tank?
Answer: The 4.0 Gallon RO Water Storage Tank is typically made from high-quality food-grade materials that are durable and resistant to corrosion. This construction helps maintain the integrity of the water stored inside and prevents any leaching of harmful chemicals. Such materials are crucial for ensuring that your water remains clean and safe for consumption, making it a reliable choice for families. -
Question:
Can I use this tank with other water filtration systems?
Answer: While specifically designed for use with reverse osmosis systems, the 4.0 Gallon RO Water Storage Tank can often be compatible with other types of filtration systems. However, it's important to consult the manufacturer's guidelines or a professional if you're considering using it with a non-RO system. Ensuring compatibility can help in maintaining optimal performance and water quality. -
Question:
How long does the water stay fresh in the storage tank?
Answer: Water stored in the 4.0 Gallon RO Water Storage Tank can remain fresh for a significant duration, typically between 2 to 4 weeks, depending on environmental factors and tank maintenance. To maintain freshness, it’s advisable to regularly monitor the tank and replace it if any signs of contamination or odor are present. Regular flushing of the tank will also help keep the water clean. -
Question:
What is the installation process for the storage tank?
Answer: The installation of the 4.0 Gallon RO Water Storage Tank is generally straightforward and involves connecting it to your reverse osmosis system's output line. Most tanks come with instructions and necessary fittings to assist you. It's important to ensure tight connections to avoid leaks, and consulting an expert can help if you're unsure about the process. A proper installation ensures you'll efficiently store and access your purified water. -
Question:
Will this tank fit under my kitchen sink?
Answer: Yes, the compact design of the 4.0 Gallon RO Water Storage Tank typically allows it to fit easily under most kitchen sinks. It usually features a cylindrical shape that can be accommodated in tight spaces. However, it’s recommended to measure your available under-sink space before purchasing to ensure it meets your specific needs. -
Question:
What is the pressure rating for this water storage tank?
Answer: The 4.0 Gallon RO Water Storage Tank is designed to operate effectively at a standard pressure rating, usually around 7 to 10 PSI. This pressure is essential for optimal water flow and performance of your reverse osmosis system. It's important to maintain proper pressure levels in the tank to ensure you have adequate water delivery when needed. -
Question:
Where can I buy the 4.0 Gallon RO Water Storage Tank?
Answer: You can easily buy the 4.0 Gallon RO Water Storage Tank for Reverse Osmosis Systems - NSF Certificated from Ubuy in Antigua and Barbuda. Ubuy offers a convenient shopping platform with a wide selection of water storage tanks, ensuring you can find the right product to meet your needs.
Geekpure Under-Sink & Countertop Filtration 4.0 Gallon tank Editorial Review
The 4.0 Gallon RO Water Storage Tank for Reverse Osmosis Systems is an NSF certificated tank that is easy to install. It is a convenient upgrade for users who need more water than their current RO unit can provide. It is also designed to fit in the same space as smaller tanks, making it a convenient upgrade for users who want to maximize their water storage space. However, one customer in their review complained about the tank's inability to dispense 4 gallons of fresh water at a time. Instead, the customer only gets 1.5 gallons at a time despite the tank's upgrade. The seller claimed that various circumstances, such as pressure and temperature, make it impossible to dispense the claimed 4 gallons. The customer was not happy with the product and its misstated capacity, but they did mention that the tank was easy to install. Overall, the 4.0 Gallon RO Water Storage Tank for Reverse Osmosis Systems is a convenient upgrade for users who need more water storage but may not deliver the claimed 4 gallons at a time as expected.
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Pros
- NSF certificated
- Convenient upgrade for more water storage
- Easy to install
Cons
- May not be able to deliver claimed 4 gallons of water at a time as expected
Platform Trust & Buyer Confidence
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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
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