---
product_id: 9495175
title: "Guardian Filtration Products Spa Filter Cartridge 4H8-158-02 Two-Pack Replacement for PLEATCO PTL18P4 Dream Maker Gatsby SPA unicel 4CH-21 HOT TUB Cartridge filbur FC-0136"
brand: "guardian filtration products"
price: "€ 175.33"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/9495175-guardian-filtration-products-spa-filter-cartridge-4h8-158-02-two
store_origin: FI
region: Finland
---

# Expansive flow core Compatible with major brands 18 sq. ft. filtration Guardian Filtration Products Spa Filter Cartridge 4H8-158-02 Two-Pack Replacement for PLEATCO PTL18P4 Dream Maker Gatsby SPA unicel 4CH-21 HOT TUB Cartridge filbur FC-0136

**Brand:** guardian filtration products
**Price:** € 175.33
**Availability:** ✅ In Stock

## Summary

> 💦 Dive into Cleanliness!

## Quick Answers

- **What is this?** Guardian Filtration Products Spa Filter Cartridge 4H8-158-02 Two-Pack Replacement for PLEATCO PTL18P4 Dream Maker Gatsby SPA unicel 4CH-21 HOT TUB Cartridge filbur FC-0136 by guardian filtration products
- **How much does it cost?** € 175.33 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/9495175-guardian-filtration-products-spa-filter-cartridge-4h8-158-02-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

- • **Durable Design:** Engineered with antimicrobial end caps to ensure longevity and superior performance.
- • **Trusted by the Best:** Compatible with top spa brands like Dream Maker and Vita Spas, ensuring quality you can rely on.
- • **Effortless Maintenance:** Designed for easy installation, making spa upkeep a breeze.
- • **Universal Compatibility:** Seamlessly replaces Unicel 4CH-21, Pleatco PTL18P4, and Filbur FC-0121 for hassle-free upgrades.
- • **Ultimate Filtration Power:** Experience crystal-clear water with 18 sq. ft. of high-quality Reemay filtration fabric.

## Overview

The Guardian Filtration Products Spa Filter Cartridge 4H8-158-02 is a two-pack replacement designed for optimal filtration in various spa models. With a length of 8 inches and a diameter of 4-5/8 inches, it features 18 sq. ft. of high-quality Reemay filtration fabric, an expansive flow core, and antimicrobial end caps, ensuring durability and efficiency. This cartridge is compatible with popular brands like Unicel, Pleatco, and Filbur, making it a versatile choice for spa owners.

## Description

Guardian Filtration ProductsSpa Filter Cartridge 4H8-158-02 Two-Pack Replacement for PLEATCO PTL18P4 Dream Maker Gatsby SPA unicel 4CH-21 HOT TUB Cartridge filbur FC-0136

## Features

- Handle top, 8" length, 4-5/8" diameter, bottom has 1-1/2" MPT threaded
- Replaces Unicel 4CH-21, Pleatco PTL18P4, Filbur FC-0121
- Features 18 sq. ft. of high-quality Reemay Filtration Fabric with Expansive Flow core and antimicrobial end caps
- Used in pools/spas made by: Alcove, Atera, DM Industries, Dream Maker Spas, Maax Spas of AZ, Pageant Spas, Saratoga Spas, Vita Spas

## Images

![Guardian Filtration Products Spa Filter Cartridge 4H8-158-02 Two-Pack Replacement for PLEATCO PTL18P4 Dream Maker Gatsby SPA unicel 4CH-21 HOT TUB Cartridge filbur FC-0136 - Image 1](https://m.media-amazon.com/images/I/61gT7cN4GbL.jpg)

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.fi/products/9495175-guardian-filtration-products-spa-filter-cartridge-4h8-158-02-two](https://www.desertcart.fi/products/9495175-guardian-filtration-products-spa-filter-cartridge-4h8-158-02-two)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-22*