21.5x23.5x1 Air Filter MERV 11 Pet & Allergy Defense (2-Pack)

Key features

• WHOLE HOUSE REPLACEMENT: 21.5x23.5x1 replacement air filters for your furnace, air conditioner, or heat pump enhance HVAC system efficiency and support a healthy lifestyle (actual size: 21.50" x 23.50" x 0.75")
• MERV 11 PERFORMANCE: Protect your home or business from allergens, pets, and more with MERV 11 synthetic media (comparable with MPR 1200 & FPR 7) that captures 95% of dust without restricting air flow
• LONG-LASTING FILTRATION: Electrostatically charged media (made in the USA) with 14 pleats per foot traps more microscopic particles and lasts 3x longer than fiberglass models (replace every 90 days for optimal performance)
• SUPERIOR CONSTRUCTION: Easy installation beverage board (recyclable) frames with dual wire backing outperform flimsy cardboard designs by improving durability, preventing warping, and resisting extreme temperatures
• COMPATIBLE MODELS: Bryant and Carrier

Free shipping included. 30-day hassle-free returns.