Dr. Dryden's Activate Grade 2 Coarse Filter Media is an advanced glass filter media engineered for ultrafine filtration, ensuring clearer, cleaner, and healthier pool water. Find the Grade 1 (Fine) filter media here.

Its scientifically proven activation process outperforms traditional sand media by creating 300 times more surface area, capturing particles as small as 4-5 microns.

The negatively charged media attracts and traps harmful bacteria, and its self-sterilizing surface prevents bacterial and algae growth. Upgrade to Activate for superior water quality and maintenance efficiency in your pool system.