Product description
Will this filter cartridge fit my Whisper Large Bio Bag Filter?
Yes! It is specifically designed as a direct replacement for Whisper Large Bio Bag large filter cartridges, compatible with most Whisper series models (IQ/PF/Internal/ReptoFilter).
How does the Activated Alumina in this cartridge help with green algae?
Our cartridge contains 20% Activated Alumina that targets phosphates—the primary food source for green algae. It soaks up these nutrients to support a clearer, algae-free tank environment.
Is this filter cartridge safe for my turtle and other aquatic pets?
Absolutely safe! It works perfectly for various aquatic pets including turtles, frogs, newts, and salamanders, creating a clean and healthy water habitat for all your water buddies.
Package Dimensions : 9.92 x 8.19 x 7.48 inches; 4.1 Pounds
Item model number : Large Filter 24 PCS
Date First Available : February 13, 2026
Manufacturer : Esctabalt
ASIN : B0G6DPQMZC
Best Sellers Rank: #149,131 in Pet Supplies (See Top 100 in Pet Supplies) #2,647 in Aquarium Filter Accessories
【Super Compatible with Whisper & Top Filter Models】:Our large replacement filter cartridges fit major filter brands seamlessly. Compatible with Whisper IQ Series (IQ20, IQ30, IQ45, IQ60), Whisper Internal Filters (20i, 40i), PF Series Power Filters (PF20, PF30, PF40, PF60) and ReptoFilter models. Standard size: 7.1″ x 5.1″, ideal for 20–60 gallon aquariums.
【Superior 6-in-1 Aquarium Filter for Pristine Tank Water】:① Dual-sided mesh traps debris and fish waste effortlessly; ② 50% extra activated carbon absorbs odors and yellowing agents, maintaining optimal water quality; ③ Zeolite supports stable pH balance; ④ Ceramic media absorbs in heavy metals; ⑤ Added Activated Alumina soaks up algae-feeding nutrients, keeping aquarium glass free of scaling. All layers work in tandem for sparkling, clean water.
【New Upgrade: Activated Alumina Filter Media】:Unlike standard filters, our cartridge targets algae-feeding nutrients. The added Activated Alumina helps maintain algae-free aquarium tanks for a clearer, healthier habitat.
【Quick & Easy Setup】:Pre-assembled for instant use—simply place into your Whisper filter. For a thriving aquatic environment, we recommend cartridge replacement every 3–4 weeks.
【Reliable Support & Care Reminders】 : As an honest seller, we provide full after-sales service, If you have any questions about our large aquarium filter cartridges, please feel free to contact us.
