---
product_id: 2859587
title: "Guardian Filtration Products Spa Filter Cartridge 406-158-02 Two-Pack Replacement for Unicel C-4405 C4405 Rainbow DSF 50 Prb25Sf Fc-2387 17-2464"
brand: "guardian filtration products"
price: "626 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/2859587-guardian-filtration-products-spa-filter-cartridge-406-158-02-two
store_origin: PL
region: Poland
---

# Precise 2-1/8" openings Dual 6-5/8" length for max filtration Made in USA, premium REMAY media Guardian Filtration Products Spa Filter Cartridge 406-158-02 Two-Pack Replacement for Unicel C-4405 C4405 Rainbow DSF 50 Prb25Sf Fc-2387 17-2464

**Brand:** guardian filtration products
**Price:** 626 zł
**Availability:** ✅ In Stock

## Summary

> 💧 Elevate your spa game with spotless water clarity!

## Quick Answers

- **What is this?** Guardian Filtration Products Spa Filter Cartridge 406-158-02 Two-Pack Replacement for Unicel C-4405 C4405 Rainbow DSF 50 Prb25Sf Fc-2387 17-2464 by guardian filtration products
- **How much does it cost?** 626 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/2859587-guardian-filtration-products-spa-filter-cartridge-406-158-02-two)

## Best For

- guardian filtration products enthusiasts

## Why This Product

- Trusted guardian filtration products brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact Yet Mighty:** Slim 4-15/16" diameter fits most spa systems without bulk
- • **Durable REMAY Media:** High-quality filter media engineered for longevity and superior debris capture
- • **Factory Fresh & Ready:** Brand new, factory-sealed packaging guarantees peak performance on arrival
- • **Optimized Filtration Power:** Dual cartridge design ensures crystal-clear spa water every time
- • **Universal Fit, Zero Hassle:** Seamlessly replaces top brands like Unicel C-4405 & Pleatco PRB25SF

## Overview

The Guardian Filtration Spa Filter Cartridge Two-Pack offers a precise 2-1/8" top and bottom opening with a combined length of 13-1/4", featuring premium REMAY filter media. Made in the USA, these cartridges replace multiple leading spa filter models, ensuring broad compatibility and reliable, high-performance filtration for a pristine spa experience.

## Description

Made in the USA New in Factory Packaging Replaces the following: Unicel - C-4405 (C4405) Filbur - FC-2387 (FC2387) Pleatco - PRB25SF PR (PRB25SF-JH-PAIR) Rainbow DSF 50 (DSF-50) Ahtria Aqua Leisure Arizona Pacific Beachcomber (3005825) Beachcraft Spas Canspa Mfg. (Canada) Caribbean Spas Catalina Clearwater Spas DFA Diamante Spas Diamond Back Spas Discovery Spas Freedom Spas (Models dated after 1993) Grecian Spas Hytec Spas Legend Spas Lifestyle Spas (Canada) Marquis Spas (Replaces a single cartridge) Moose Mountain Spas (Canada) Pentair Pool Products (R173433) Rainbow Plastics (17-2464) Signature Spas Simple Set Starlight Spas Sundance Spas Sunrise Spas (Canada) Thermo Spas of Connecticut US Tooling Spa Waterway Plastics (817-5010) Other Alternate Filter Names: FL1004, 46163, 6000-134 Large quantity discount Call or email for pricing

## Features

- -Bottom Opening: 2 - 1/8"
- -Top Opening: 2 - 1/8"
- -Outside Diameter: 4 - 15/16" (Also replaces 5")
- -Length: 6 5/8" (Combined Total - 13 1/4")
- -REMAY Filter media

## Images

![Guardian Filtration Products Spa Filter Cartridge 406-158-02 Two-Pack Replacement for Unicel C-4405 C4405 Rainbow DSF 50 Prb25Sf Fc-2387 17-2464 - Image 1](https://m.media-amazon.com/images/I/61WT5u2Dk1L.jpg)
![Guardian Filtration Products Spa Filter Cartridge 406-158-02 Two-Pack Replacement for Unicel C-4405 C4405 Rainbow DSF 50 Prb25Sf Fc-2387 17-2464 - Image 2](https://m.media-amazon.com/images/I/61uFZK-i-7L.jpg)
![Guardian Filtration Products Spa Filter Cartridge 406-158-02 Two-Pack Replacement for Unicel C-4405 C4405 Rainbow DSF 50 Prb25Sf Fc-2387 17-2464 - Image 3](https://m.media-amazon.com/images/I/61e6m5Qa5dL.jpg)
![Guardian Filtration Products Spa Filter Cartridge 406-158-02 Two-Pack Replacement for Unicel C-4405 C4405 Rainbow DSF 50 Prb25Sf Fc-2387 17-2464 - Image 4](https://m.media-amazon.com/images/I/61e6m5Qa5dL.jpg)
![Guardian Filtration Products Spa Filter Cartridge 406-158-02 Two-Pack Replacement for Unicel C-4405 C4405 Rainbow DSF 50 Prb25Sf Fc-2387 17-2464 - Image 5](https://m.media-amazon.com/images/I/71tUlsVQkGL.jpg)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-02-04*