PuroAir MegaFilter – 20x20x1 Air Filter MERV 13 Activated CarbonTech Defense – Heavy Duty 3 Layer Furnace Filters Allergens, Pollen, Dust, Pet Dander, Smoke, Odors – HVAC Air Filter 20x20x1 (2-Pack)
Price: $49.99
(as of Feb 06, 2026 13:45:19 UTC – Details)
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PuroAir MegaFilter
Powerful 3-Layer Defense Air Filtration System with MERV13 CarbonTech to Filter, Dust, Pollen, Pets Dander and Odors
Available in All Major Sizes
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PERFECT FIT FOR 20x20x1: Mega Filter 20x20x1 air filters slide in place for a perfect fit with an actual size of 19.75” x 19.75” x 0.75”. These HVAC filters 20x20x1 can easily be installed in just 30 seconds. Compatible with most air conditioners and furnaces. Questions? Our team in Arizona is here to help!
4X STRONGER FILTER: Mega Filter is 4X more efficient than lower grade filters at filtering contaminants 1-3 microns in size.* (Based on independent lab testing and typical MERV 13 and active carbon filtration performance, 2024. Results may vary.)
ALLERGY RELIEF: Say goodbye to allergies and hello to cleaner air. Mega Filter high performance air filters 20x20x1 are the ultimate solution for filtering allergens, and pet dander.* (Based on independent lab testing and typical MERV 13 and active carbon filtration performance, 2024. Results may vary.)
POWERFUL FILTRATION: PuroAir Mega MERV 13 20x20x1 air filters feature a powerful 3 layer design, including a prefilter, a MERV 13 filter, and CarbonTech Active Carbon technology to filter particles up to 200X smaller than a human hair.* (Based on independent lab testing and typical MERV 13 and active carbon filtration performance, 2024.)
LONG LASTING PERFORMANCE: These AC filters last 3X longer than traditional fiberglass filters*, effectively filtering allergens, pet dander, smoke, and odors, providing your home with cleaner, fresher air for longer. (Based on independent lab testing and typical MERV 13 and active carbon filtration performance, 2024. Results may vary.)