Description
Product Overview
Petco’s Carbon D Filter Cartridges are engineered from high‑grade carbon fiber to maximize surface area and adsorption efficiency. Each cartridge weighs just 9.44 ounces, making handling effortless while delivering robust filtration performance. Certified by NSF, the four‑count set meets rigorous standards for impurity removal, ensuring crystal‑clear water in pools, spas, and aquariums. Dimensions of 9.76 x 9.09 x 1.54 inches allow a snug fit in most D‑type filter housings.
Usage
These cartridges are perfect for residential pool owners, commercial pool facilities, and aquarium enthusiasts seeking reliable water clarity. Install them in any compatible D‑type filter housing, whether in a backyard pool, a community spa, or a freshwater aquarium. Their lightweight construction simplifies replacement during routine maintenance, reducing downtime and labor.

Why Choose Us
Petco combines premium materials with strict NSF certification to guarantee consistent performance. The carbon fiber media captures a broad spectrum of contaminants, from chlorine and chloramines to fine particulates, extending the life of your filtration system. Our cartridges are manufactured in controlled facilities, ensuring uniform quality and fit for every unit.
Key Features
- Carbon fiber media for superior adsorption and durability
- NSF certified to meet strict water safety standards
- Lightweight design at only 9.44 ounces per cartridge
- Four‑count pack provides long‑term value and convenience
- Easy installation compatible with standard D‑type filter housings
FAQ
How often should I replace the cartridges?
Replacement frequency depends on usage and water quality, but most users find a 3‑month interval optimal for residential pools and a 1‑month interval for high‑traffic commercial settings.
Are these cartridges compatible with all D‑type filters?
They are designed to fit standard D‑type housings commonly used in pool and aquarium filtration systems. Always verify your filter model dimensions before purchase.
Can I use these cartridges for both pools and aquariums?
Yes, the carbon fiber media effectively removes impurities in both environments, making them versatile for various water filtration needs.
Do I need any special tools for installation?
No special tools are required. Simply open the filter housing, insert the cartridge, and reseal according to your filter’s instructions.
What does NSF certification mean for me?
NSF certification ensures the cartridge meets industry‑recognized standards for contaminant removal and material safety, giving you confidence in water quality.




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