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Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches) Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches) Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches) Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches) Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches)

Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches)

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Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches)
Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches) 65.56
Visit and buy
  • 100+ Sold in the past week
  • 💥 300+ people added this to wishlists
  • ⏳ Act fast — only a few left in stock
  • ❤️ Loved by returning buyers
Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches)
Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches)
65.56
20x20x2 replacement air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 19.50" x 19.50" x 1.75") MERV 13 synthetic media (comparable with MPR 1500 - 1900 & FPR 10) protects homes from bacteria and more by trapping 98% of airborne particles without impacting air flow High quality construction features an electrostatically charged design with 15 pleats per foot that captures more harmful particles and lasts 3x longer than fiberglass models (replace every 90 days for best performance) Easy... Show more
Specification
manufacturer Filterbuy
warranty Defective items and products that were shipped incorrectly are subject to a refund or replacement on a case by case basis. Please contact our customer support team for more information if you experience any issues.
color Blue
height 1.75
weight 6
width 19.5
size 19.5" x 19.5" x 1.8"
length 19.5
productGroup Major Appliances
FAQ

What is the MERV rating of this filter?

The Filterbuy 20x20x2 filters have a MERV 13 rating, which means they are effective at trapping 98% of airborne particles, including dust, pollen, and bacteria.

How often should I replace these filters?

It is recommended to replace these filters every 90 days for optimal performance.

Can I use these filters in a DIY air purifier?

Yes! Many customers have successfully used these filters in DIY air purifiers, like the Corsi-Rosenthal box.

Are these filters suitable for all seasons?

Absolutely! They are designed to accommodate various air quality issues throughout the year, including smoke during wildfire seasons.

Reviews
Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches)
Filterbuy 20x20x2 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 19.50 x 19.50 x 1.75 Inches) 65.56
Visit and buy
  • 100+ Sold in the past week
  • 💥 300+ people added this to wishlists
  • ⏳ Act fast — only a few left in stock
  • ❤️ Loved by returning buyers