Key Features

• MERV 13 PLEATED AIR FILTER 21 1/2x21 1/2x1: Captures smoke, bacteria, viruses, dust, pollen, and pet dander in your home AC, furnace, and HVAC system. Comparable to MPR 1900 / FPR 10. Actual size 21.5x21.5x0.75.
• FITS MOST FURNACES, AIR CONDITIONERS, AND HEAT PUMPS: Compatible with Carrier, Bryant, Trane, Lennox, Rheem, Goodman, York, Ruud, Honeywell, Amana, and Payne HVAC systems. Quick replacement for home air filter, furnace filter, and AC filter slots.
• ELECTROSTATIC PLEATED DESIGN: Electrostatically charged synthetic filter media captures more particles than fiberglass. Moisture-resistant beverage board frame maintains shape for 90 days of reliable airflow and low resistance.
• 4-PACK FOR YEAR-ROUND CLEAN AIR: Stock up with 4 MERV 13 air filters. Replace every 60-90 days for optimal HVAC efficiency. Extends furnace and AC life while lowering energy costs.
• MADE IN USA BY FILTRATION GROUP: Aerostar is a trusted residential air filter brand. Designed and manufactured in the United States with rigorous quality control and premium materials.

Specifications