--- product_id: 536886307 title: "4inch 304 Stainless Steel Air Vents Cover, piiyoosnn Louvered Grille Cover Vent Flat Ducting Air Vent Wall Inlet with Built-in a Fly Screen Mesh for HVAC Ventilation" brand: "piiyoosnn" price: "20309CFA" currency: XOF in_stock: true reviews_count: 12 url: https://www.desertcart.sn/products/536886307-4inch-304-stainless-steel-air-vents-cover-piiyoosnn-louvered-grille store_origin: SN region: Senegal --- # 45° Louver Design - Rainwater deflection Built-in Fine Mesh - Pest & debris barrier 304 Stainless Steel - Superior corrosion resistance 4inch 304 Stainless Steel Air Vents Cover, piiyoosnn Louvered Grille Cover Vent Flat Ducting Air Vent Wall Inlet with Built-in a Fly Screen Mesh for HVAC Ventilation **Brand:** piiyoosnn **Price:** 20309CFA **Availability:** ✅ In Stock ## Summary > 🛠️ Elevate your airflow game with rust-proof, rainproof, bug-proof precision! ## Quick Answers - **What is this?** 4inch 304 Stainless Steel Air Vents Cover, piiyoosnn Louvered Grille Cover Vent Flat Ducting Air Vent Wall Inlet with Built-in a Fly Screen Mesh for HVAC Ventilation by piiyoosnn - **How much does it cost?** 20309CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/536886307-4inch-304-stainless-steel-air-vents-cover-piiyoosnn-louvered-grille) ## Best For - piiyoosnn enthusiasts ## Why This Product - Trusted piiyoosnn brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Sleek Flat Round Design:** Modern aesthetic that seamlessly upgrades any wall vent or ducting setup. - • **Integrated Fine Mesh Screen:** Blocks bugs, dust, and small pets from invading your living space. - • **Versatile HVAC Compatibility:** Perfect for dryers, bathroom vents, kitchen fans, and industrial ventilation needs. - • **Innovative 45° Louver Shield:** Keeps rainwater out while maintaining optimal airflow for your HVAC system. - • **Premium 304 Stainless Steel Durability:** Engineered to resist rust and aging, outlasting standard 201 steel covers. ## Overview This 4-inch air vent cover crafted from premium 304 stainless steel offers unmatched durability and corrosion resistance. Featuring a smart 45° louver design to prevent rainwater ingress and a built-in fine mesh grille to block pests and debris, it’s the ultimate upgrade for all home and industrial ventilation systems. Ideal for dryers, extractors, and HVAC vents, it combines functionality with sleek, modern aesthetics to protect and enhance your airflow. ## Description Built in fine mesh grille Effectively Prevent Little Bug ,pet. Rainwater from entering the Room Flat air vents is made of high quality 304 stainless steel; 304 stainless steel is much better than 201 material, sturdy durable, anti-aging and corrosion resistant. The Air Vent grille cover is designed a round flat cover with 45°Louver to prevent rainwater from flowing in; and the air vent built in fine mesh grill to stop sundries and small pet from entering the house. ## Features - 4 inch Air Vents Cover Made of 304 stainless steel better than 201 material - Black baked paint process ,More anticorrosive and rust - The dryer vent cover is designed a round flat cover with 45°Louver to prevent rainwater from flowing in; and built in fine mesh grille to stop sundries and small pet from entering the house. - The air vent is designed with a louver grille cover, windproof and rainproof. - Ideal for all tumble dryer vent pipes / hoses, bathroom vents & extractors, air conditioning units, kitchen fans & vents, all home wall vents, heat transfer and ventilation systems, gas & electric dryers, cooker hood extractors, as well as a wide variety of industrial uses. A perfect replacement of the old or rust vent cap for your house. ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B0C4GDBXJV | | Batteries Included | No | | Batteries Required | No | | Best Sellers Rank | #32,646 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #207 in Registers, Grilles & Vents | | Color | 4-inch 100mm | | Customer Reviews | 4.6 4.6 out of 5 stars (365) 4.6 out of 5 stars | | Date First Available | May 6, 2023 | | Item Model Number | 4“ | | Item Weight | 8.4 ounces | | Manufacturer | PIIYOOSNN | | Part Number | 4“ | | Product Dimensions | 5.6 x 3.8 x 1.6 inches | ## Images ![4inch 304 Stainless Steel Air Vents Cover, piiyoosnn Louvered Grille Cover Vent Flat Ducting Air Vent Wall Inlet with Built-in a Fly Screen Mesh for HVAC Ventilation - Image 1](https://m.media-amazon.com/images/I/61apv43y22L.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: What size hole does this need? Amd can this be put on a garage door ?** A: It depends on the size of the hole reserved for your garage door. For example, if you reserve a 4-inch hole or a 4-inch pipe, then choose a 4-inch vent cover ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good item *by on Reviewed in the United States May 28, 2026* Good cap for the drainage end point to divert away from the house. ### ⭐⭐⭐⭐⭐ Looks and works great *by on Reviewed in the United States May 11, 2026* Easy to Install if you have the correct hole saw size ### ⭐⭐⭐⭐ may need to clean the screen occasionally *by on Reviewed in the United States July 17, 2024* This vent cover works as its description says and it's durable. One advise is to clean the screen when you noticed that your dryer needed longer time to dry your clothing. Because it's very possible the lint from your dryer blocked the screen and wet air could not be vented efficiently. Other than this, there was no issue with the vent cover and I recommend this product. ## Frequently Bought Together - 4inch 304 Stainless Steel Air Vents Cover, piiyoosnn Louvered Grille Cover Vent Flat Ducting Air Vent Wall Inlet with Built-in a Fly Screen Mesh for HVAC Ventilation - AC Infinity Flexible 4-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 8-Feet Long for Heating Cooling Ventilation and Exhaust - AC Infinity 4" Backdraft Damper, One-Way Airflow Ducting Insert with Spring-Loaded Folding Blades for 4” Ducting in Range Hoods and Bathrooms Fans --- ## 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.sn/products/536886307-4inch-304-stainless-steel-air-vents-cover-piiyoosnn-louvered-grille](https://www.desertcart.sn/products/536886307-4inch-304-stainless-steel-air-vents-cover-piiyoosnn-louvered-grille) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-10-02*