--- product_id: 94160596 title: "20x40x1 Lifetime Air Filter - Electrostatic Washable Permanent A/C Silver Steel Frame 65% more efficiency" brand: "kilowatts energy center" price: "FREE" currency: TND in_stock: false reviews_count: 1 url: https://www.desertcart.tn/products/94160596-20x40x1-lifetime-air-filter-electrostatic-washable-permanent-a-c-silver store_origin: TN region: Tunisia --- # 20x40x1 Lifetime Air Filter - Electrostatic Washable Permanent A/C Silver Steel Frame 65% more efficiency **Brand:** kilowatts energy center **Price:** FREE **Availability:** ❌ Out of Stock ## Quick Answers - **What is this?** 20x40x1 Lifetime Air Filter - Electrostatic Washable Permanent A/C Silver Steel Frame 65% more efficiency by kilowatts energy center - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/94160596-20x40x1-lifetime-air-filter-electrostatic-washable-permanent-a-c-silver) ## Best For - kilowatts energy center enthusiasts ## Why This Product - Trusted kilowatts energy center brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Replaces standard 20x40x1 sized disposable filters. Standard filters are generally undercut 1/4 inch. The actual size of this filter is 19-3/4 x 39-3/4 x 7/8. In the center, non-woven layer retains debris in a maze of fibers designed to maximize air flow even when soiled. Rated by independent testing laboratory at over 65% peak arrestance (particle filtering efficiency), this filter has 20 times the filtering capabilities of a disposable fiberglass filter. Highest filtering efficiency available for the majority of furnaces and air conditioners. 100 % BEST QUALITY GALVANIZED SHEET./ ## Features - Replaces standard 20x40x1 sized disposable filters. Standard filters are generally undercut 1/4 inch. The actual size of this filter is 19-3/4 x 39-3/4 x 7/8. AC FILTER USA Sold & Ships from Kilowatts Energy CENTER. All Standard filters are generally undercut 1/4 inch, Replaces disposable furnace filters. Self-charging electrostatic filter media - does not require electricity. - Easy to install, easy to maintain, easy to clean with the only cleaner product recommended to maintaining your A/C Filter’s lifetime warranty. ASIN: - B074S4GFTY. The filter is resistant to mold and mildew. Built to last a lifetime. - Easy to install, easy to maintain, because of its LOW AIR RESISTANCE don’t make your Central Air Unit work harder. Reduce the number of particles such as pollen, dust, bacteria, mold, Spores and smoke. - Friendly to environment. Made in USA and Imported. With a warranty satisfaction and 100% money back guarantee. - These filters retail elsewhere for $ 99.99, our products manufacturing Electrostatic Filters has a rating of Merv 11. - ›See more product details ## Images ![20x40x1 Lifetime Air Filter - Electrostatic Washable Permanent A/C Silver Steel Frame 65% more efficiency - Image 1](https://images-na.ssl-images-amazon.com/images/I/51aky7op0wL.jpg) ![20x40x1 Lifetime Air Filter - Electrostatic Washable Permanent A/C Silver Steel Frame 65% more efficiency - Image 2](https://images-na.ssl-images-amazon.com/images/I/41AXe62cVGL.jpg) ![20x40x1 Lifetime Air Filter - Electrostatic Washable Permanent A/C Silver Steel Frame 65% more efficiency - Image 3](https://images-na.ssl-images-amazon.com/images/I/41kYp12EI8L.jpg) ![20x40x1 Lifetime Air Filter - Electrostatic Washable Permanent A/C Silver Steel Frame 65% more efficiency - Image 4](https://images-na.ssl-images-amazon.com/images/I/41%2BvOdbHkVL.jpg) ![20x40x1 Lifetime Air Filter - Electrostatic Washable Permanent A/C Silver Steel Frame 65% more efficiency - Image 5](https://images-na.ssl-images-amazon.com/images/I/514fAg0gCHL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ great quality *by V***0 on Reviewed in the United States on December 16, 2019* love this filter just wash and reuse --- ## 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/94160596-20x40x1-lifetime-air-filter-electrostatic-washable-permanent-a-c-silver](https://www.desertcart.tn/products/94160596-20x40x1-lifetime-air-filter-electrostatic-washable-permanent-a-c-silver) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-05-07*