Big Blue Carbon Block Filter Cartridge

Essential Chlorine & Chemical Reduction for Big Blue Whole House Filtration Systems

The Big Blue Carbon Block Filter Cartridge is specifically designed for use in Big Blue whole house filtration systems, delivering powerful chlorine, taste, and odour reduction throughout your home. Using high-density activated carbon, this cartridge targets harmful chemicals and organic compounds to give your household cleaner, fresher water from every tap.

Whether you're placing it in Stage 2 or Stage 3, this cartridge is a perfect fit for any Big Blue whole house filtration system, and works seamlessly to protect your home’s water supply—whether you're on town, tank, or bore water.

✅ Fits Big Blue 10" x 4.5" or 20" x 4.5" housings
✅ Ideal for Stage 2 or 3 in whole house filtration systems
✅ Removes chlorine, bad taste, odour & chemical contaminants
✅ Improves water for drinking, showers, laundry, cooking & cleaning
✅ Great for drinking water – improves taste & clarity
✅ Long-lasting cartridge with high dirt-holding capacity
✅ Maintains strong flow rates with low pressure drop

✅ Tested and Certified by NSF International against NSF/ANSI Standard 42 for material requirements only

This carbon block filter plays a critical role in multi-stage Big Blue whole house filtration systems, helping to protect your plumbing, appliances, and family health by delivering consistently clean, great-tasting water to your entire home.