---
product_id: 561638363
title: "FilterBuy11.5x21x1 Air Filter MERV 11 Allergen Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 11.50 x 21.00 x 1.00 Inches)"
price: "¥43427"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/561638363-filterbuy11-5x21x1-air-filter-merv-11-allergen-defense-4-pack
store_origin: JP
region: Japan
---

# FilterBuy11.5x21x1 Air Filter MERV 11 Allergen Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 11.50 x 21.00 x 1.00 Inches)

**Price:** ¥43427
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** FilterBuy11.5x21x1 Air Filter MERV 11 Allergen Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 11.50 x 21.00 x 1.00 Inches)
- **How much does it cost?** ¥43427 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/561638363-filterbuy11-5x21x1-air-filter-merv-11-allergen-defense-4-pack)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Images

![FilterBuy11.5x21x1 Air Filter MERV 11 Allergen Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 11.50 x 21.00 x 1.00 Inches) - Image 1](https://m.media-amazon.com/images/I/81+Dvhk-SEL.jpg)

---

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**Shop now:** [https://www.desertcart.jp/products/561638363-filterbuy11-5x21x1-air-filter-merv-11-allergen-defense-4-pack](https://www.desertcart.jp/products/561638363-filterbuy11-5x21x1-air-filter-merv-11-allergen-defense-4-pack)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-18*