---
product_id: 582429564
title: "Pentair Pentek DGD-5005-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20\" x 4.5\", 5 Micron, (Pack of 2), White"
brand: "pentek"
price: "$239"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/582429564-pentair-pentek-dgd-5005-20-big-blue-water-filter-20
store_origin: NZ
region: New Zealand
---

# 5 Micron Precision Filtration 3X Dirt Holding Capacity NSF/ANSI 42 Certified Safety Pentair Pentek DGD-5005-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 5 Micron, (Pack of 2), White

**Brand:** pentek
**Price:** $239
**Availability:** ✅ In Stock

## Summary

> 💧 Elevate your water game with pure, powerful filtration!

## Quick Answers

- **What is this?** Pentair Pentek DGD-5005-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 5 Micron, (Pack of 2), White by pentek
- **How much does it cost?** $239 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/582429564-pentair-pentek-dgd-5005-20-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

- • **Built for Big Blue:** Fits all 20-inch Big Blue housings for seamless whole-house integration
- • **Triple Dirt Defense:** Dual-gradient density design holds 3X more contaminants than standard filters
- • **Certified Peace of Mind:** NSF/ANSI Standard 42 tested to guarantee water safety and quality
- • **Crystal-Clear Hydration:** Removes dirt, sand, silt & particulates for pure, taste-free water
- • **Long-Lasting Performance:** Replace every 6 months to maintain optimal flow and filtration efficiency

## Overview

The Pentair Pentek DGD-5005-20 is a 20-inch whole house sediment filter cartridge featuring dual-gradient density spun polypropylene for superior particulate reduction. Certified to NSF/ANSI Standard 42, it offers 5-micron filtration with 3X the dirt holding capacity of similar filters, ensuring clean, taste-free water while protecting your appliances. Designed for all Big Blue housings, this pack of two filters delivers reliable, long-lasting performance ideal for residential and commercial use.

## Description

Pentair Pentek DGD-5005-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 5 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 |
|---------------|-------|
| Material | Polypropylene (PP) |
| Product Dimensions | 4.5"D x 4.5"W x 20"H |
| External Testing Certification | ANSI |
| Product Benefits | KEEP YOUR WATER CLEAN and protect your appliances by removing dirt, sand, silt and particulates. Ideal high-flow pre-filter with superior particulate reduction and 3X the dirt holding capacity. |
| Brand | Pentek |
| Set Name | 2-pack |
| Global Trade Identification Number | 50051678358431 |
| Unit Count | 2.0 Count |
| Number of Items | 2 |
| Manufacturer | Pentair |
| Part Number | 155358-44 |
| Item Weight | 4.49 pounds |
| Item model number | DGD-5005-20 |
| Size | Pack of 2 |
| Color | White |
| Style | 5 micron |
| Pattern | Water Filter |
| Item Package Quantity | 1 |
| Batteries Required? | No |

## Product Details

- **Material:** Polypropylene (PP)
- **Product Dimensions:** 4.5"D x 4.5"W x 20"H
- **External Testing Certification:** ANSI
- **Product Benefits:** KEEP YOUR WATER CLEAN and protect your appliances by removing dirt, sand, silt and particulates. Ideal high-flow pre-filter with superior particulate reduction and 3X the dirt holding capacity.
- **Brand:** Pentek

## Images

![Pentair Pentek DGD-5005-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 5 Micron, (Pack of 2), White - Image 1](https://m.media-amazon.com/images/I/61EBwcwExYL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.nz/products/582429564-pentair-pentek-dgd-5005-20-big-blue-water-filter-20](https://www.desertcart.nz/products/582429564-pentair-pentek-dgd-5005-20-big-blue-water-filter-20)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-26*