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Filterbuy 21x21.5x5 Air Filter MERV 11 (2-Pack) – Fits Trane & American Standard

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$112 USD
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Filterbuy 21x21.5x5 Air Filter MERV 11 Superior Pet & Allergy Defense (2-Pack), Pleated HVAC AC Furnace Filters for Trane Perfect Fit & American Standard (Actual Size: 20.00 x 21.09 x 4.97)

Pleated HVAC air filter with MERV 11 media for allergen and pet dander defense. Improves system efficiency with a 21x21.5x5 footprint (actual 20.00 x 21.09 x 4.97). One customer notes easy installation and good value

Highlights

  • MERV 11 filtration
  • 2-pack includes actual-size filter
  • Pleated media for airflow

Pros

  • MERV 11 filtration for allergens and pets
  • Pleated synthetic media for efficiency
  • Includes 2-pack for extended use
  • Actual size matches common furnace/AC filters
  • Easy to install (customer insight)

Cons

  • Mixed fit for some furnaces (size may be too large)
  • Mixed durability feedback

Best For

  • furnace replacement
  • air conditioner filtration
  • heat pump filtration
  • allergy and pet dander reduction
  • homes with multiple pets
  • improve indoor air quality

Features

  • Actual size 20.00 x 21.09 x 4.97 inches; fits 21x21.5x5 frames
  • MERV 11 filtration captures 95% of dust with synthetic media
  • Electrostatically charged 8-pleat media; lasts longer than fiberglass
  • Recyclable beverage board frame with dual wire backing for durability
  • Compatible with Trane Perfect Fit and American Standard models

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