---
product_id: 35940774
title: "Big Blue 4.5x20' Mixed Bed DI Refillable Filter. Car Wash/ Aquariums/Windows etc"
brand: "fountainhead water systems"
price: "FREE"
currency: SCR
in_stock: false
url: https://www.desertcart.sc/products/35940774-big-blue-4-5x20-mixed-bed-di-refillable-filter-car
store_origin: SC
region: Seychelles
---

# 4.5x20' size Refillable design Made in USA Big Blue 4.5x20' Mixed Bed DI Refillable Filter. Car Wash/ Aquariums/Windows etc

**Brand:** fountainhead water systems
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 💦 Filter Your World, One Drop at a Time!

## Quick Answers

- **What is this?** Big Blue 4.5x20' Mixed Bed DI Refillable Filter. Car Wash/ Aquariums/Windows etc by fountainhead water systems
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/35940774-big-blue-4-5x20-mixed-bed-di-refillable-filter-car)

## Best For

- fountainhead water systems enthusiasts

## Why This Product

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

## Key Features

- • **High Performance:** Designed for maximum filtration efficiency.
- • **Proudly American:** Manufactured in the USA for quality you can trust.
- • **Eco-Friendly Choice:** Refillable filter reduces waste and saves money.
- • **Crystal Clear Results:** Achieve spotless finishes for your car, aquarium, or windows.
- • **Versatile Applications:** Perfect for car washes, aquariums, and more!

## Overview

The Big Blue 4.5x20' Mixed Bed DI Refillable Filter is a versatile filtration solution designed for car washes, aquariums, and window cleaning. Manufactured in the USA, this eco-friendly filter offers a refillable design that ensures high performance and crystal-clear results.

## Description

Mixed Bed DI Filter 4.5x20'Twenty inch re-fillable cartridge. Filter filled with non-color changing DI resin. Resin is a mixed bed- both Anion and Cation DI resin. Used in car wash spot free and zero TDS applications. Excellent for fish and aquarium stores. Easy connection to a garden hose. Shipping Details: Please pay with PayPal for fastest delivery. Personal checks may be held until cleared. Most items ship via FEDEX GROUND /USPS/UPS GROUND within 1 business day of receiving payment, however we are not responsible for transit time and delays. Alaska,Hawaii,Puerto Rico,Guam and A.P.O. addresses will ship via USPS Parcel Post or USPS Priority Mail*. checkout automatically combines the shipping charges. Please contact us with any questions. REFUND WITH IN 14 DAYS OF DELIVERY.ITEM MUST BE SEND BACK WITH IN 14 DAYS OF DELIVERY, USED OR INSTALLED ITEM IS NOT RETURNABLE, FILTERS OR MEMBRANES MUST BE IN ORIGINAL SEALED WRAPPING. INSPECT YOUR ITEM CAREFULLY UPON DELIVERY, If there is damage to the product due to shipping, please keep all your package in addition to the products. Email us to get the claim process started. Once installed or used, product is not returnable/refundable however our systems carries a one year limited manufacturer defect warranty (filters excluded), please email us for complete warranty information. Any other reasons for return, buyers will have to pay the actual shipping cost to ship the item back. Minus the original shipping cost will be refunded. If the product is defective, please call us at  512-758-0224 first to resolve the issue before the product is returned. We request that the buyer works with us in good faith to resolve any issues. We may wet test our light commercial/commercial units prior to shipment for quality control purposes which may delay shipping by 2 business day. Please email us first if you have any issues witExported By ExportYourStore

## Features

- Brand:fountainhead water systems, Mpn:FHDBBDICB
- Country Of Manufacture:United States
- Car Wash Filter:Aquarium Filter

## Images

![Big Blue 4.5x20' Mixed Bed DI Refillable Filter. Car Wash/ Aquariums/Windows etc - Image 1](https://m.media-amazon.com/images/I/51cOLnbdpeL.jpg)

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**Shop now:** [https://www.desertcart.sc/products/35940774-big-blue-4-5x20-mixed-bed-di-refillable-filter-car](https://www.desertcart.sc/products/35940774-big-blue-4-5x20-mixed-bed-di-refillable-filter-car)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-02-08*