--- product_id: 207989263 title: "Filterbuy 13x21.5x1 Air Filter MERV 8 Dust Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 12.88 x 21.50 x 0.75 Inches)" brand: "filterbuy" price: "1741.70 DT" currency: TND in_stock: true reviews_count: 5 category: "Filter Buy" url: https://www.desertcart.tn/products/207989263-filterbuy-13x21-5x1-air-filter-merv-8-dust-defense-6 store_origin: TN region: Tunisia --- # Lasts up to 3 months MERV 8 Dust Defense 100% American made components Filterbuy 13x21.5x1 Air Filter MERV 8 Dust Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 12.88 x 21.50 x 0.75 Inches) **Brand:** filterbuy **Price:** 1741.70 DT **Availability:** ✅ In Stock ## Summary > 🌬️ Elevate your air game — breathe smarter, live better! ## Quick Answers - **What is this?** Filterbuy 13x21.5x1 Air Filter MERV 8 Dust Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 12.88 x 21.50 x 0.75 Inches) by filterbuy - **How much does it cost?** 1741.70 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/207989263-filterbuy-13x21-5x1-air-filter-merv-8-dust-defense-6) ## Best For - filterbuy enthusiasts ## Why This Product - Trusted filterbuy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Proudly Made in the USA:** Crafted with 100% American components ensuring premium quality and reliability. - • **Long-Lasting Performance:** Designed to maintain peak filtration efficiency for up to 3 months, reducing maintenance hassle. - • **Durable & Resilient Frame:** Beverage board frame withstands humidity and heat up to 200°F without warping. - • **Perfect HVAC Compatibility:** Fits a wide range of Bryant and Carrier models, making upgrades seamless and stress-free. - • **Superior Air Quality Shield:** Traps 90% of airborne particles for a fresher, cleaner home environment. ## Overview FilterBuy’s 13x21.5x1 MERV 8 Air Filters deliver high-efficiency dust defense by capturing 90% of airborne particles. Made in the USA with durable synthetic media and a humidity-resistant beverage board frame, these filters fit popular Bryant and Carrier HVAC models and last up to 3 months, ensuring cleaner air and hassle-free maintenance for both residential and commercial spaces. ## Description International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Review: Works g8 - Good for price Review: Filtres à air - Tel que décrit très simple que j'espère être efficace.... ## Features - Comparable to Bryant and Carrier Part # KFAFK0112SML. Fits models 018/024, FV4, FK4, FC4, FB4, FA4, FH4, FA4ANF024, FA4BNC024, FA4BNF024, FB4ANF024, FB4BNF024, FC4CNF024000AAAA, FX4CNF018. - MADE IN THE USA: Manufactured by FilterBuy in the USA using 100% American made components. - TRAPS 90% OF AIRBORNE PARTICLES: Say goodbye to dust, debris, lint, pollen, and pet dander. Say hello to better indoor air quality! - HIGH QUALITY: Filter frames are made of beverage board, which stays strong through humidity and temperatures up to 200 F. Synthetic media provides significantly higher particulate efficiency than standard cotton media. LONG-LASTING: Designed to last up to 3 months. Ideal for residential and commercial use. - International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00CK015Y8 | | Brand | FilterBuy | | Brand Name | FilterBuy | | Compatible Devices | Air Cleaner, Air Conditioner, Furnace, HVAC System, Heat Pump | | Compatible devices | Air Cleaner, Air Conditioner, Furnace, HVAC System, Heat Pump | | Customer Reviews | 4.8 out of 5 stars 285 Reviews | | Included Components | Air Filters | | Item Weight | 0.01 Ounces | | Item weight | 0.01 Ounces | | MERV Rating | 8 | | MERV rating | 8 | | Manufacturer | Filterbuy | | Manufacturer Part Number | AFB13x21.5x1M8Apk6 | | Material | Synthetic | | Material Type | Synthetic | | Model Number | AFB13x21.5x1M8Apk6 | | Number of Items | 6 | | UPC | 717267074933 | | Unit Count | 6.0 count | ## Product Details - **Brand:** FilterBuy - **Material:** Synthetic - **MERV rating:** 8 - **Compatible devices:** Air Cleaner, Air Conditioner, Furnace, HVAC System, Heat Pump - **Item weight:** 0.01 Ounces - **UPC:** 717267074933 - **Number of items:** 6 - **Manufacturer:** Filterbuy - **Unit count:** 6.0 Count ## Images ![Filterbuy 13x21.5x1 Air Filter MERV 8 Dust Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 12.88 x 21.50 x 0.75 Inches) - Image 1](https://m.media-amazon.com/images/I/81mff-l7diL.jpg) ![Filterbuy 13x21.5x1 Air Filter MERV 8 Dust Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 12.88 x 21.50 x 0.75 Inches) - Image 2](https://m.media-amazon.com/images/I/81KT7kCaxwL.jpg) ![Filterbuy 13x21.5x1 Air Filter MERV 8 Dust Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 12.88 x 21.50 x 0.75 Inches) - Image 3](https://m.media-amazon.com/images/I/81QmLUpfj+L.jpg) ![Filterbuy 13x21.5x1 Air Filter MERV 8 Dust Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 12.88 x 21.50 x 0.75 Inches) - Image 4](https://m.media-amazon.com/images/I/71NqiPy6QSL.jpg) ![Filterbuy 13x21.5x1 Air Filter MERV 8 Dust Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 12.88 x 21.50 x 0.75 Inches) - Image 5](https://m.media-amazon.com/images/I/81G62DlEyuL.jpg) ## Questions & Answers **Q: Why should I change my air filter?** A: To maintain a healthy lifestyle, as breathing dirty air can put you at risk to develop asthma, allergies, and other respiratory ailments. Plus, old filters can cause system defects which may lead to unwanted expenses via energy costs and repairs. **Q: When should I change my air filter?** A: We generally recommend replacing your filter every 90 days to keep your system running efficiently and air clean. But this is subject to change based on filter size and variable factors for pet owners, allergy sufferers, homes with children, etc. **Q: Will these air filters fit my system?** A: Most of our filters are universally compatible and will work with any furnace, air conditioner, heat pump, or HVAC system as long as you choose the proper size. But if you see a specific brand name on a listing, make sure it matches your unit model. **Q: How many air filters do I need?** A: This varies for every customer depending on specific needs such as the number of vents in your home. However, our selection includes package quantities that range from 1 to 12 filters, so no matter what your situation may be, we've got you covered. **Q: How do I change my air filter?** A: After finding the right size, turn off the power supply and remove the cover from your intake vent before taking out the old filter. Then just insert your new filter to match the direction of air flow, replace the cover, and turn the power back on. ## Customer Reviews ### ⭐⭐⭐⭐ Works g8 *by A***R on 9 January 2026* Good for price ### ⭐⭐⭐⭐⭐ Filtres à air *by A***R on 18 December 2025* Tel que décrit très simple que j'espère être efficace.... ### ⭐⭐⭐⭐⭐ Perfect Fit *by A***. on 17 August 2023* For me, this item was a lifesaver. Due to the size of the filter (13x21.5) it has been almost impossible to find in local retail stores. Filterbuy is an excellent brand. Whie the direct price (Fiterbuy website) and the Amazon price were the same, Amazon had a better delivery time --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/207989263-filterbuy-13x21-5x1-air-filter-merv-8-dust-defense-6](https://www.desertcart.tn/products/207989263-filterbuy-13x21-5x1-air-filter-merv-8-dust-defense-6) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-11*