--- product_id: 63647039 title: "THERMWELL - 1-1/4 x 1-1/4 x 42-Inch Air Conditioner Foam Weather Seal" brand: "frost king" price: "AR$80763" currency: ARS in_stock: true reviews_count: 5 category: "Frost King" url: https://www.desertcart.com.ar/products/63647039-thermwell-1-1-4-x-1-1-4-x-42 store_origin: AR region: Argentina --- # 1.25-inch thick foam seal 42-inch length fits standard AC units Open cell foam blocks air, dust & insects THERMWELL - 1-1/4 x 1-1/4 x 42-Inch Air Conditioner Foam Weather Seal **Brand:** frost king **Price:** AR$80763 **Availability:** ✅ In Stock ## Summary > 🛠️ Seal the deal on comfort and efficiency—don’t let your AC’s potential slip away! ## Quick Answers - **What is this?** THERMWELL - 1-1/4 x 1-1/4 x 42-Inch Air Conditioner Foam Weather Seal by frost king - **How much does it cost?** AR$80763 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/63647039-thermwell-1-1-4-x-1-1-4-x-42) ## Best For - frost king enthusiasts ## Why This Product - Trusted frost king brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Easy DIY Upgrade:** Quick install for instant comfort and protection without professional help - • **Invisible Defender:** Discreet gray foam blends with your window frame while blocking dust and pests - • **Precision Fit Seal:** Perfect 1-1/4" x 1-1/4" profile for seamless AC window insulation - • **Durable & Resilient:** Compressible foam that stays put and maintains shape season after season - • **Ultimate Energy Saver:** Keeps cool air in and hot air out, slashing energy waste ## Overview The THERMWELL 1-1/4 x 1-1/4 x 42-Inch Air Conditioner Foam Weather Seal is a durable, open cell foam tape designed specifically for window AC units. Measuring 1.25 inches thick and 42 inches long, it provides a resilient, compressible barrier that effectively seals out air leaks, dust, and insects, enhancing energy efficiency and indoor comfort. Easy to install and built to last, it’s a smart upgrade for any millennial professional’s home seeking both style and function. ## Description 1-1/4" x 1-1/4" x 42", Gray, Open Cell Foam Tape, For Weather-Stripping Around Window Air Conditioners, A Resilient, Compressible Strip For Sealing Out Air, Insects & Dust. Review: Qualidade - O produto tem qualidade, mas achei que era mais larga e maior! Recomendo só se for apenas para o ar condicionado! Review: Michigander DIYer - Very durable, quality, thick insulation foam seal that stays put and looks great. It is definitely a 1-1/4" inch square piece and is 42" long. Very easy and quick to install around an ac unit that definitely keeps the hot air out and cold air in! Definitely consider using this--great value for the money! ## Features - For Weather-Stripping Around Window Air Conditioners - Resilient, Compressible Strip For Sealing Out Air, Insects & Dust - Open Cell Foam Tape ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000117C40 | | Brand | Frost King | | Colour | Gray | | Customer Reviews | 4.3 out of 5 stars 1,911 Reviews | | Global Trade Identification Number | 00077578030418 | | Included Components | Weather stripping | | Item Dimensions L x W | 106.7L x 3.2W centimetres | | Item Thickness | 1.25 Inches | | Item Type Name | Frost King AC42H Air Conditioner Weatherseal Tape, 1-1/4 by 1-1/4 by 42-Inch,Black | | Item thickness | 1.25 Inches | | Manufacturer | Thermwell Products Co., Inc | | Material | Other | | Model Number | AC42H | | Number of Items | 1 | | Part Number | AC42H | | Product dimensions | 106.7L x 3.2W centimetres | | Recommended Uses For Product | Window | | Recommended uses for product | Window | | UPC | 077578030418 | | Unit Count | 1.0668 meter | ## Product Details - **Brand:** Frost King - **Material:** Other - **Colour:** Gray - **Product dimensions:** 106.7L x 3.2W centimetres - **Item thickness:** 1.25 Inches ## Images ![THERMWELL - 1-1/4 x 1-1/4 x 42-Inch Air Conditioner Foam Weather Seal - Image 1](https://m.media-amazon.com/images/I/81VkryKbY2L.jpg) ![THERMWELL - 1-1/4 x 1-1/4 x 42-Inch Air Conditioner Foam Weather Seal - Image 2](https://m.media-amazon.com/images/I/71JA3IWjiXL.jpg) ![THERMWELL - 1-1/4 x 1-1/4 x 42-Inch Air Conditioner Foam Weather Seal - Image 3](https://m.media-amazon.com/images/I/71QAeam1A8L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Qualidade *by A***É on 4 September 2024* O produto tem qualidade, mas achei que era mais larga e maior! Recomendo só se for apenas para o ar condicionado! ### ⭐⭐⭐⭐⭐ Michigander DIYer *by P***T on 24 May 2026* Very durable, quality, thick insulation foam seal that stays put and looks great. It is definitely a 1-1/4" inch square piece and is 42" long. Very easy and quick to install around an ac unit that definitely keeps the hot air out and cold air in! Definitely consider using this--great value for the money! ### ⭐⭐⭐⭐⭐ Parfait *by N***L on 15 July 2026* Très bien. Merci ## Frequently Bought Together - Frost King AC42H Air Conditioner Weatherseal Tape, 1-1/4 by 1-1/4 by 42-Inch,Black - THERMWELL Frost King AC43H Air Conditioner Weatherseal Tape, 2-1/4 by 2-1/4 by 42-Inch - XFasten Transparent Window Weather Sealing Tape, 2-Inch x 30 Yards (50.8mm x 27.43m), Clear Window Draft Isolation Sealing Film Tape, No Residue --- ## 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.com.ar/products/63647039-thermwell-1-1-4-x-1-1-4-x-42](https://www.desertcart.com.ar/products/63647039-thermwell-1-1-4-x-1-1-4-x-42) --- *Product available on Desertcart Argentina* *Store origin: AR* *Last updated: 2026-09-12*