8-Pack Replacement Essick Air HDC-12 Humidifier Filter - Compatible Essick Air HDC-12 Air Filter

Replacement Essick Air HDC-12 Humidifier Filter - Quantity; 8 Replaces Essick Air HDC-12 Air Filter Traps Water Impurities & Dissolved Solids Before They Become Airborne For best results; change air filter at least once per season or more often depending on air quality and use. Essential for Allergy Sufferers.