--- product_id: 541116006 title: "Roundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer Refill" brand: "roundup" price: "€ 161.91" currency: EUR in_stock: true category: "Roundup" url: https://www.desertcart.pt/products/541116006-roundup-dual-action-365-weed-and-grass-killer-plus-12 store_origin: PT region: Portugal --- # 12-month weed prevention covers up to 375 sq.ft. rainproof in 30 minutes Roundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer Refill **Brand:** roundup **Price:** € 161.91 **Availability:** ✅ In Stock ## Summary > 🌿 Stay ahead of weeds all year—because your space deserves the best defense! ## Quick Answers - **What is this?** Roundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer Refill by roundup - **How much does it cost?** € 161.91 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/541116006-roundup-dual-action-365-weed-and-grass-killer-plus-12) ## Best For - roundup enthusiasts ## Why This Product - Trusted roundup brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Easy Refill Solution:** 1.25-gallon refill treats up to 375 sq.ft., making it simple and efficient to maintain your weed-free environment. - • **Broad-Spectrum Control:** Targets a wide range of stubborn weeds including clover, dandelion, crabgrass, poison ivy, and more—no weed stands a chance. - • **Fast-Acting & Rainproof:** Rainproof protection activates in just 30 minutes, ensuring your treatment works even if the weather changes unexpectedly. - • **Year-Round Weed Defense:** Kills and prevents tough weeds and grasses for a full 12 months, so your outdoor spaces stay pristine without constant upkeep. - • **Versatile Application Zones:** Perfect for cracks, crevices, patios, sidewalks, gravel, and other non-lawn areas where weeds love to invade. ## Overview Roundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer Refill is a powerful liquid formula designed to kill existing weeds and prevent new growth for up to 12 months. Rainproof in 30 minutes and covering up to 375 sq.ft., it effectively controls a broad spectrum of weeds and grasses in non-lawn areas such as driveways, patios, and sidewalks. This refill is compatible with the Dual Action 365 applicator, offering a fast, easy, and long-lasting weed control solution trusted by thousands. ## Description Roundup® Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer provides one-step weed protection for up to 12 months. This weed control kills and prevents many types of tough weeds and grasses for up to 12 months, including clover, dandelion, large and smooth crabgrass, poison ivy, and other broadleaf weeds, grassy weeds and brush. It is rainproof in as fast as 30 minutes and produces visible results in hours. Use Roundup® Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer where you want to kill existing weeds AND prevent new weeds for up to 1 year, such as cracks and crevices in driveways, sidewalks, and walkways, patios, paths, and under decks, gravel areas, and other non-lawn areas. This refill is the fast and easy way to refill your Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer. Simply pour into an empty container, remembering NOT to add water. Please note, to prevent new weeds and grasses from growing, YOU MUST SPRAY THE ENTIRE AREA you want to control, NOT JUST the emerged weeds. One 1.25 gal. container treats up to 375 sq. ft. ## Features - Roundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer provides one-step weed protection for up to 12 months - Our weed control kills and prevents many types of tough weeds and grasses for up to 12 months, including clover, dandelion, large and smooth crabgrass, poison ivy, and other broadleaf weeds, grassy weeds and brush - Roundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer Refill is rainproof in as fast as 30 minutes and produces visible results in hours - Use this weed preventer where you want to kill existing weeds AND prevent new weeds for up to 1 year, such as cracks and crevices in driveways, sidewalks, and walkways, patios, paths, and under decks, gravel areas, and other non-lawn areas - The Roundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer Refill is the fast and easy way to refill your Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C7YS9VXK | | Best Sellers Rank | #473 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #9 in Weed Killers | | Brand | Roundup | | Brand Name | Roundup | | Coverage | 375 sq.ft. | | Customer Reviews | 4.6 out of 5 stars 1,401 Reviews | | Global Trade Identification Number | 00070183000241 | | Item Form | Liquid | | Item Highlight | Weed Killer Refill for Comfort Wand, Kills & Prevents for up to 1 Year, 1.25 gal. | | Item Type Name | Weed & Grass Killer | | Item Weight | 8 ounces | | Liquid Volume | 1.25 gallons | | Manufacturer | Scotts Miracle-Gro | | Model Number | 5377204 | | Part Number | 5377204 | | UPC | 070183000241 | | Unit Count | 160 Fluid Ounces | | Warranty Description | Warranty | ## Product Details - **Brand:** Roundup - **Item Form:** Wipe - **Item Weight:** 0.5 Pounds - **Liquid Volume:** 1.25 Gallons - **UPC:** 070183000241 ## Images ![Roundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer Refill - Image 1](https://m.media-amazon.com/images/I/61TRFtar4qL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Roundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer Refill, Kills & Prevents for up to 1 Year, 1.25 gal. - Chapin 20000 Made in USA 1 -Gallon Lawn and Garden Pump Pressured Sprayer, for Spraying Plants, Garden Watering, Weeds and Pests, Polypropylene, Translucent White - Roundup Weed & Grass Killer₄ Refill, Use In and Around Flower Beds, Trees, Driveways, Walkways & More, 1.25 gal. --- ## 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.pt/products/541116006-roundup-dual-action-365-weed-and-grass-killer-plus-12](https://www.desertcart.pt/products/541116006-roundup-dual-action-365-weed-and-grass-killer-plus-12) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-10-24*