Home
Furnace & AC Air Filters
1" Air Filters
19x21x1 Air Filter
Filterbuy 21x21x1 Air Filter MERV 13 (MPR 1900) Health Defense Replacement (6-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 20.88 x 20.88 x 0.75)

Share on...

Filterbuy 21x21x1 Air Filter MERV 13 (MPR 1900) Health Defense Replacement (6-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 20.88 x 20.88 x 0.75)

Name: Filterbuy 21x21x1 Air Filter MERV 13 (MPR 1900) Health Defense Replacement (6-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 20.88 x 20.88 x 0.75)
Brand: Filterbuy
SKU: 13820
Price: 89.960000000 USD
Availability: InStock
Rating: 4.97 (215 reviews)

$99.96 $89.96

215 reviews

---The Filterbuy replacement air filter 21x21x1 (actual measurements: 20.88" x 20.88" x 0.75") ensures that your furnace, air conditioner, or HVAC system is circulating clean air to help preserve your budget and healthy lifestyle. ---MERV 13 synthetic media protects homes by trapping 98% of airborne particles. ---Our electrostatically charged design features 12 pleats per foot and lasts 3x longer than fiberglass models by capturing more harmful particles. ---Industrial-grade beverage board frames with dual wire backings outperform standard cardboard compositions by enduring heat up to 200° F and withstanding exposure to moisture. ---All components are manufactured within the United States and designed with recyclable materials.

We found the best options for you

When you order through these links, we may earn a commission at no additional cost to you.

                                        UNIVERSAL COMPATIBILITY: 21x21x1 replacement air filters for your furnace, air conditioner, or heat pump enhance HVAC system efficiency and support a healthy lifestyle (actual size: 20.88" x 20.88" x 0.75")
MERV 13 PERFORMANCE: Protect your home or business from germs, bacteria, and more with MERV 13 synthetic media (comparable with MPR 1900 & FPR 10) that captures 98% of dust without restricting air flow
LASTING FILTRATION: Electrostatically charged media with 16 pleats per foot traps more microscopic particles and lasts 3x longer than fiberglass models (replace every 90 days for best results)
SUPERIOR CONSTRUCTION: Easy installation beverage board frames with dual wire backing outperform basic cardboard designs by improving durability and resisting extreme temperatures
MADE IN THE USA: Built with industrial-grade, recyclable materials and proudly manufactured 100% in the United States for dependable indoor air quality you can trust

                                    