---
product_id: 34791348
title: "APEC Water Systems Tank-3 3 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank"
brand: "apec water"
price: "€ 63.64"
currency: EUR
in_stock: false
url: https://www.desertcart.nl/products/34791348-apec-water-systems-tank-3-3-gallon-residential-pre-pressurized
store_origin: NL
region: Netherlands
---

# 3 gal pre-pressurized capacity works vertical or horizontal food-grade bladder for purity APEC Water Systems Tank-3 3 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank

**Brand:** apec water
**Price:** € 63.64
**Availability:** ❌ Out of Stock

## Summary

> 💧 Stay ahead with pure water on demand — because your health deserves no compromises!

## Quick Answers

- **What is this?** APEC Water Systems Tank-3 3 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank by apec water
- **How much does it cost?** € 63.64 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/34791348-apec-water-systems-tank-3-3-gallon-residential-pre-pressurized)

## Best For

- apec water enthusiasts

## Why This Product

- Trusted apec water brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Pure Water, Guaranteed Safety:** Food-grade bladder and stainless steel connectors ensure leak-free, odorless, and contaminant-free water every time.
- • **Consistent Hydration, Zero Wait:** 3-gallon pre-pressurized tank delivers up to 2.4 gallons of purified water instantly, perfect for busy households.
- • **Flexible Installation, Seamless Fit:** Discharges efficiently in both vertical and horizontal positions, adapting effortlessly to your under-sink setup.
- • **Compact Powerhouse, Space-Smart Design:** Slim 9.5 x 14.5 inch footprint fits discreetly under sinks without sacrificing storage capacity.
- • **Built to Last, Certified for Peace of Mind:** Durable metal construction with CE approval and individual pressure testing for unmatched reliability worldwide.

## Overview

The APEC Water Systems Tank-3 is a 3-gallon pre-pressurized reverse osmosis storage tank designed for residential use. It efficiently stores up to 2.4 gallons of purified water and can be installed vertically or horizontally. Featuring a food-grade bladder and stainless steel connectors, it guarantees safe, odor-free water. Certified and pressure-tested for durability and global safety standards, this compact tank fits neatly under sinks, making it ideal for modern households seeking reliable, high-quality water storage.

## Description

Our standard RO water tanks offer quality water storage for use with most residential reverse osmosis systems. These durable metal tanks will deliver a continuous and stable supply of purified water at a fast flow rate with high volume suitable for average to large size families. Supported by fully enclosed polypropylene and butyl reservoirs, these storage tanks provide airtight protection against leaks. Their stainless steel connectors ensure leach-free integrity while post-cured diaphragms eliminate the possibility of odors from the tank. Individually pressure-tested for safety, all our tanks are certified and CE approved for materials quality, safety, and durability making them suitable for use anywhere in the world. specifications: dimensions: 9. 5 inch D x 14. 5 inch h weight: 9 lbs. optional tank ball valve: 1/4 inch connection to 1/4 inch or 3/8 inch tube size (not included with the tank)

## Features

- Pre-pressurized 3 gallon water storage tank (holds up to 2. 4 gallon of water)
- Discharge efficiently in a vertical or horizontal position with tank stand
- food grade bladder to ensure quality, safety and durability
- Inlet/outlet connection: 1/4 inch male pipe thread. Special designed for ro application

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | APEC WATER |
| Special Feature | Durability |
| Product Dimensions | 9.5"L x 9.5"W x 14.5"H |
| Package Information | Bottle |
| Installation Type | Under Sink |
| Item Weight | 5.1 Pounds |
| Model Name | TANK-3 |
| Supported Water TDS Level Maximum (PPM) | 1500 |
| UPC | 851001007242 |
| Global Trade Identification Number | 00851001007242 |
| Manufacturer | APEC Water Systems |
| Part Number | TANK-3 |
| Item Weight | 5.06 pounds |
| Item model number | TANK-3 |
| Is Discontinued By Manufacturer | No |
| Size | 3 Gallons |
| Color | White |
| Item Package Quantity | 1 |
| Special Features | Durability |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** APEC WATER
- **Special Feature:** Durability
- **Product Dimensions:** 9.5"L x 9.5"W x 14.5"H
- **Material:** Stainless Steel
- **Capacity:** 3 Gallons
- **Included Components:** TANK-3
- **Package Information:** Bottle
- **Installation Type:** Under Sink
- **Purification Method:** Reverse Osmosis
- **Item Weight:** 5.1 Pounds

## Images

![APEC Water Systems Tank-3 3 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank - Image 1](https://m.media-amazon.com/images/I/51qvEpbSyBL.jpg)
![APEC Water Systems Tank-3 3 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank - Image 2](https://m.media-amazon.com/images/I/71KHafLCw6L.jpg)
![APEC Water Systems Tank-3 3 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank - Image 3](https://m.media-amazon.com/images/I/816jdpv1rhL.jpg)
![APEC Water Systems Tank-3 3 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank - Image 4](https://m.media-amazon.com/images/I/81nxlnWHaEL.jpg)
![APEC Water Systems Tank-3 3 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank - Image 5](https://m.media-amazon.com/images/I/71lN838zQLL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Could you recommend what water system model to buy which has tank 3 gallon size? thanks**
A: Sorry the one I ordered was for a job in Nevada I am no longer associated with.

**Q: What is the Height? Diameter?**
A: Hello, this tank is 9 1/16"D x 14 3/32"H. If you need any help or assistance, feel free to contact us directly by calling 1-800-880-4808 or e-mailing us at info@apecwater.com. We are in the office from Monday-Friday from 8:00am-5:30pm PST. Best Regards, APEC Customer Service

**Q: I just bought one to replace the tank in my zro-4 ro system. i installed it, it leaks out of the top. who can i talk to about what i am doing wrong?**
A: Hello, may I ask if you have added Teflon tape to the stem of the tank? If not, please empty the tank through your drinking faucet, and remove the tank ball valve. Then please add 6-8 wraps of Teflon tape around the stem of the tank and reinstall the tank ball valve. If you need any help or assistance, feel free to give us a call we are happy to help! Best Regards, APEC Support Team 800-880-4808.

**Q: Does it have air valve to check air pressure or add air?**
A: Dear Valued Customer,

Thank you for contacting us. Yes, in the front bottom of the tank there is an air valve where you can add or remove air.


Regard,
APEC Customer Service

## Frequently Bought Together

- APEC Water Systems Tank-3 3 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank
- John Guest 3/8 Inch O.D. Tube Size x 1/4 Inch NPTF Speedfit to Female Shut Off Valve, Push to Connect Plastic Plumbing Fitting, PPSV501222WP
- PureSec Water Storage Tank Ball Valve 1/4 inch O.D.RO Tubing x 1/4 inch female pipe thread Push-Fit Elbow Shut-Off Valve

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-24*