K&N 18x30x1 AC Furnace Air Filter; Lifetime Washable Reusable Filter; Merv 11; Filters Allergies, Pollen, Smoke, Dust, Pet Dander, Mold, Smog, and More; Breathe Clean Fresh Air: HVC-11830

K&N's reusable HVAC filters are made from a pleated synthetic filter media, provide excellent filtration and dust holding capacity for long-life performance. They are specially designed to reduce contaminants in the air you breathe - and can be cleaned easily for years of use in your home, office, or business. Instead of repeatedly purchasing new disposable filters, simply wash and reinstall your K&N filter whenever it is dirty. Save money, help the environment, and protect your family with K&N.

• LIFETIME SAVINGS: Merv 11-Washable air filter for long-term HVAC savings
• EASY TO CLEAN: Simple and easy to clean 
• INCREASED PROTECTION: Helps protect the air your family breathes
• BETTER AIR QUALITY: Helps capture dust, pollen, bacteria, spores, allergens, and other contaminants
• INCREASED AIRFLOW: Excellent airflow to help maintain HVAC system efficiency