【Benefits of Air Vent Filter】Do you suffer from terrible allergies, asthma, sneezing, coughing, and eye itching? Do you live in an area with heavy dust? So clean air is necessary.(Note:We have upgraded the packaging, so you don't have to worry about the product thinning due to compression.)

【Merv 8 Triple Efficient Filtration】Our cut to size air filter media is 100% Non-Woven Polyester that filters unwanted air particles that may cause sneezing, coughing, and red itchy eyes.BREATH CLEANER AIR EVERY DAY!

【More Convenience for You】They are durable, allowing you to save money on frequent replacements. Save time on dust cleaning, or on frequent replacement of furnace filters with this pre-filter air vent filter!

【Quick & Easy Installation】1.Cut the filter piece to fit the vent size.2.Remove the vent deflector or any vent cover, place adhesive points in appropriate positions to prevent them from falling off. 3.Insert the filter sheet with the white side facing out into the vent. 4.Reinstall the vent with the air filter.

【All Occasions】Cut to any standard vent register sizes as a circle vent filter or on return air vents. Covers all types of vents on floors, ceilings, walls, windows, AC vents and HVAC vents. Perfect for a fan filter, box fan filter, and other DIY projects too!