---
product_id: 646943119
title: "Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20\" x 4.5\", 25 Micron, Pack of 2, White"
brand: "pentek"
price: "€ 463.90"
currency: EUR
in_stock: true
url: https://www.desertcart.com.cy/products/646943119-pentair-pentek-dgd-7525-20-big-blue-water-filter-20
store_origin: CY
region: Cyprus
---

# NSF Certified 25 Micron Filtration Dual-Gradient Density Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 2, White

**Brand:** pentek
**Price:** € 463.90
**Availability:** ✅ In Stock

## Summary

> 💦 Filter Your Way to Freshness!

## Quick Answers

- **What is this?** Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 2, White by pentek
- **How much does it cost?** € 463.90 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/646943119-pentair-pentek-dgd-7525-20-big-blue-water-filter-20)

## Best For

- pentek enthusiasts

## Why This Product

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

## Key Features

- • **Universal Fit:** Compatible with all 20-inch Big Blue filter housings.
- • **Easy Maintenance:** Replace every 6 months for optimal performance.
- • **High-Flow Performance:** Ideal pre-filter with 3X dirt holding capacity.
- • **Pure Water, Pure Life:** Keep your water clean and your appliances protected!
- • **Quality You Can Trust:** Tested and certified by NSF International.

## Overview

The Pentair Pentek DGD-7525-20 Big Blue Water Filter is a high-performance sediment filter cartridge designed to ensure clean water for your home. With a dual-gradient density structure, it effectively removes dirt, sand, and silt while maintaining water quality. Certified by NSF International, this filter is compatible with all 20-inch Big Blue filter housings and should be replaced every six months for best results.

## Description

Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 2, White

## Features

- KEEP YOUR WATER CLEAN and protect your appliances by removing dirt, sand, silt and particulates. DGD Big Blue water filter cartridges are designed for purity and will NOT impart taste, odor or color to your water
- IDEAL HIGH-FLOW PRE-FILTER. Filter density increases toward the cartridge's center resulting in superior particulate reduction and 3X the dirt holding capacity of similar size sediment cartridges
- TESTED AND CERTIFIED BY NSF INTERNATIONAL to NSF/ANSI Standard 42 for your peace of mind. Manufactured with 100% pure polypropylene
- SIZED FOR USE IN ALL 20 inch Big Blue filter housings (or other heavy duty filter housings) and can replace any 20 inch x 4.5 inch sediment filter cartridge
- REPLACE EVERY 6 MONTHS or when you notice a drop in water pressure or water quality for best results and performance

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Pentair |
| Part Number | 155356-44 |
| Product Dimensions | 11.43 x 11.43 x 50.8 cm; 2 kg |
| Item model number | DGD-7525-20 |
| Size | Pack of 2 |
| Colour | White |
| Style | 25 micron |
| Material | Polypropylene (PP) |
| Pattern | Water Filter |
| Item Package Quantity | 1 |
| Batteries Required? | No |
| Item Weight | 2 kg |

## Product Details

- **Material:** Polypropylene (PP)
- **Product dimensions:** 11.4D x 11.4W x 50.8H centimetres
- **External testing certification:** ANSI
- **Product benefits:** (function(f) {var _np=(window.P._namespace("DetailPageProductOverviewTemplatesJava"));if(_np.guardFatal){_np.guardFatal(f)(_np);}else{f(_np);}}(function(P) {
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}));  Protects appliances by removing impurities, high-flow pre-filter, third-party tested and certified, compatible with various filter housingsProtects appliances by removing impurities, high-flow pre-filter, thir…    See more
- **Brand:** Pentek

## Images

![Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 2, White - Image 1](https://m.media-amazon.com/images/I/51D0z2TV99L.jpg)
![Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 2, White - Image 2](https://m.media-amazon.com/images/I/81Nl6X4thyL.jpg)
![Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 2, White - Image 3](https://m.media-amazon.com/images/I/71O4K2WiO3L.jpg)
![Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 2, White - Image 4](https://m.media-amazon.com/images/I/61qZ6hYaZ4L.jpg)
![Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 2, White - Image 5](https://m.media-amazon.com/images/I/71ZZBSPbwML.jpg)

## Available Options

This product comes in different **Style Name** options.

## Frequently Bought Together

- Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 2, White
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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-02-01*