--- product_id: 582811648 title: "Pentair Pentek DGD-2501-20 Big Blue Sediment Water Filter, 20-Inch, Whole House Dual-Gradient Density Spun Polypropylene Cartridge, 20\" x 4.5\", 1 Micron, Pack of 2" brand: "pentek" price: "267.29 DT" currency: TND in_stock: false url: https://www.desertcart.tn/products/582811648-pentair-pentek-dgd-2501-20-big-blue-sediment-water-filter store_origin: TN region: Tunisia --- # 1 micron filtration precision 3X dirt holding capacity NSF/ANSI Standard 42 certified Pentair Pentek DGD-2501-20 Big Blue Sediment Water Filter, 20-Inch, Whole House Dual-Gradient Density Spun Polypropylene Cartridge, 20" x 4.5", 1 Micron, Pack of 2 **Brand:** pentek **Price:** 267.29 DT **Availability:** ❌ Out of Stock ## Summary > πŸ’§ Elevate your water game with the ultimate Big Blue filter upgrade! ## Quick Answers - **What is this?** Pentair Pentek DGD-2501-20 Big Blue Sediment Water Filter, 20-Inch, Whole House Dual-Gradient Density Spun Polypropylene Cartridge, 20" x 4.5", 1 Micron, Pack of 2 by pentek - **How much does it cost?** 267.29 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/582811648-pentair-pentek-dgd-2501-20-big-blue-sediment-water-filter) ## 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 - β€’ **Triple Dirt Defense:** Dual-gradient density design offers 3X the dirt holding capacity of standard filters, extending filter life and performance. - β€’ **Seamless Compatibility:** Fits all 20-inch Big Blue housings, making upgrades and replacements effortless and hassle-free. - β€’ **Certified Peace of Mind:** NSF/ANSI Standard 42 certification guarantees safety and reliability for your whole house water system. - β€’ **Crystal-Clear Hydration:** Ultra-fine 1 micron filtration removes dirt, sand, and silt for pristine water quality. - β€’ **Smart Maintenance Reminder:** Replace every 6 months to maintain peak water flow and purityβ€”because your home deserves the best. ## Overview The Pentair Pentek DGD-2501-20 Big Blue Water Filter is a 20-inch whole house sediment cartridge featuring a dual-gradient density spun polypropylene design that delivers 1 micron filtration. Certified to NSF/ANSI Standard 42, it offers 3X the dirt holding capacity of comparable filters, ensuring superior particulate reduction without affecting taste or odor. Ideal for all 20-inch Big Blue housings, this pack of two filters is engineered for high flow rates and long-lasting performance, recommended for replacement every six months to maintain optimal water quality and appliance protection. ## Description DGD Series Cartridges are manufactured from 100% pure polypropylene and are sized for use in Pentair Pentek Big Blue Filter Housings. DGD Series Cartridges are designed for purity and will not impart taste, odor or color to the liquid being filtered. Additionally, the polypropylene construction provides superior chemical compatibility.The DGD Series advanced design combines selective final filtration with appropriate pre-filtration to achieve up to three times the dirt holding capacity of similar size sediment cartridges and even greater capacity than standard spun or string-wound cartridges. The larger diameter of the filter reduces the particle load, allowing it to operate at higher velocities. The effective filter depth is increased to a full 233%, providing very high particulate reduction efficiencies and added loading capacity.The design and performance characteristics of the DGD Series Cartridges make them an excellent choice for all residential, rural, municipal, and commercial applications. This 2-pack of DGD-2501-20 cartridges provides 1 micron filtration in the 20" x 4.5" Big Blue format. ## Features - KEEP YOUR WATER CLEANER - Reduces dirt, sand, silt and particulates and helps protect your appliances. 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 - Dual-gradient density design increases filtration from outer to inner surfaces, delivering 3X the dirt-holding capacity of similar size sediment cartridges with less than 1 psi pressure drop at 20 gpm - TESTED AND CERTIFIED BY NSF INTERNATIONAL to NSF/ANSI Standard 42 for material requirements. Manufactured with 100% pure polypropylene for dependable, chemical-compatible performance - SIZED FOR USE IN ALL 20-INCH BIG BLUE filter housings and other heavy duty housings. Drop-in replacement for any 20" x 4.5" sediment filter cartridge in whole house and point-of-entry systems - REPLACE EVERY 6 MONTHS or when you notice a drop in water pressure or water quality. Operating temperature range: 40-145 degrees F (4.4-62.8 degrees C) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CJDLR1BQ | | Best Sellers Rank | #2,032 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #16 in Replacement Under-Sink Water Filters | | Brand Name | Pentek | | Customer Reviews | 4.7 4.7 out of 5 stars (2,381) | | External Testing Certification | ANSI | | Global Trade Identification Number | 50051678360434 | | Item Dimensions D x W x H | 4.5"D x 4.5"W x 20"H | | Item Type Name | Pentair Pentek DGD-2501-20 Big Blue Water Filter | | Manufacturer | Pentair | | Manufacturer Part Number | 155360-44 | | Material Type | Polypropylene (PP) | | Model Number | DGD-2501-20 | | Number of Items | 2 | | Product Benefits | Protects appliances, high flow rate, NSF certified, replaces sediment filter cartridges | | Set Name | 2 | | Unit Count | 2.0 Count | ## Product Details - **Brand:** Pentek - **External Testing Certification:** ANSI - **Material:** Polypropylene (PP) - **Product Benefits:** Protects appliances, high flow rate, NSF certified, replaces sediment filter cartridges - **Product Dimensions:** 4.5"D x 4.5"W x 20"H ## Images ![Pentair Pentek DGD-2501-20 Big Blue Sediment Water Filter, 20-Inch, Whole House Dual-Gradient Density Spun Polypropylene Cartridge, 20" x 4.5", 1 Micron, Pack of 2 - Image 1](https://m.media-amazon.com/images/I/713dYkUMIzL.jpg) ![Pentair Pentek DGD-2501-20 Big Blue Sediment Water Filter, 20-Inch, Whole House Dual-Gradient Density Spun Polypropylene Cartridge, 20" x 4.5", 1 Micron, Pack of 2 - Image 2](https://m.media-amazon.com/images/I/81Nl6X4thyL.jpg) ![Pentair Pentek DGD-2501-20 Big Blue Sediment Water Filter, 20-Inch, Whole House Dual-Gradient Density Spun Polypropylene Cartridge, 20" x 4.5", 1 Micron, Pack of 2 - Image 3](https://m.media-amazon.com/images/I/71PJJSEKnZL.jpg) ![Pentair Pentek DGD-2501-20 Big Blue Sediment Water Filter, 20-Inch, Whole House Dual-Gradient Density Spun Polypropylene Cartridge, 20" x 4.5", 1 Micron, Pack of 2 - Image 4](https://m.media-amazon.com/images/I/61qZ6hYaZ4L.jpg) ![Pentair Pentek DGD-2501-20 Big Blue Sediment Water Filter, 20-Inch, Whole House Dual-Gradient Density Spun Polypropylene Cartridge, 20" x 4.5", 1 Micron, Pack of 2 - Image 5](https://m.media-amazon.com/images/I/71ZZBSPbwML.jpg) ## Available Options This product comes in different **Size, Style** options. --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/582811648-pentair-pentek-dgd-2501-20-big-blue-sediment-water-filter](https://www.desertcart.tn/products/582811648-pentair-pentek-dgd-2501-20-big-blue-sediment-water-filter) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-22*