4 Pack of Idylis D Carbon Activated Pre Filters Machine Precut Compatible with Idylis Purifier Models AC-2118 & AC2123

► U.S. QUALITY YOU CAN TRUST - Seal Supply pre filters are designed, manufactured & distributed exclusively in the United States.►YEAR ROUND VALUE - Our 4 pack of prefilters will last approximately 3-6 months per filter (depending on usage) preventing you from having to replace your costly HEPA air filters. ► MACHINE PRECISION CUT FOR YOUR PURIFIER - Quit using universal filters that require you to cut to fit, NEVER work right and make a mess.► THE BEST AIR MONEY CAN BUY - Seal Supply brand filters perform unlike any other on the market. Our dense carbon material is interlaced and impregnated with actual carbon granules that you can see and feel. You'll notice the difference!► REMOVE UNPLEASANT ODORS TODAY - Everything from pet dander to second hand smoke can trigger the most minor allergies and sensitivities. Keep those odors trapped with Seal Supply brand carbon pre filters.

• EXTEND THE LIFE OF YOUR AIR PURIFIER - Carbon activated pre-filters extend the life of your HEPA filter, but the air purifier as well. Pre filters prevent your air purifier from clogging up and working harder, greatly diminishing its life span.
• OUR CARBON PRE-FILTERS ARE THICKER AND CONTAIN MORE CARBON - More carbon elements in your pre-filter means they trap more odor and dust particles. Lab tested at 30 grams per sq ft carbon content and 45 grams per sq ft total filter weight.
• A PERFECT FIT, EVERY TIME - Seal Supply activated carbon pre-filters are machine cut with precision for an exact fit every time. Our Idylis compatible carbon pre-filters measure 11.8" x 13.5" x .2" (30cm x 34.3cm x 5mm)
• UNMATCHED PERFORMANCE - Just one square foot of our carbon pre filters contain the carbon molecular surface area of 36,910 square yards. Equivalent to 24 football fields!
• U.S. QUALITY YOU CAN TRUST - Seal Supply pre filters are designed, manufactured & distributed exclusively in the United States.