• Existing weeds are killed by a dual-action compound, which also stops new weeds from sprouting for up to four months.
• Roots out weeds completely. Guaranteed! Consumer Guarantee: If for any reason you are dissatisfied with this product after using it, just give us the original receipt and we'll refund your money.
• Use around fences, foundations, curbs, retaining walls, and the border of lawns, as well as on places with ornamental rock or gravel.
• 30 minutes to become rainproof
• Results you can see in six hours

Roundup Concentrate Extended Control Weed & Grass Killer Plus Weed Preventer II's dual-action composition guarantees that it will eliminate weeds from the root up. * And prevents the growth of fresh weeds for up to four months. Additionally, roads, sidewalks, patios, fences, foundations, curbs, retaining walls, and the edges of lawns can all be treated with Roundup Extended Control, as well as places with ornamental rock or gravel. Just add 6 fl. oz. Add 1 gallon of water in a Roundup Brand Premium Sprayer, of the concentrate. 30 minutes of rainproofing and six hours of noticeable effects. Roundup functions. Fast. Guarantee for consumers