267 products were found matching your search for preventer in 2 shops:

Preen Garden Weed Preventer allows users to apply to prevent weed seeds from germinating. Spread on bedding areas and water in to prevent weeds for up to 3 months. Use in flower, shrub and all bedding areas. All existing weeds and grasses must be removed prior to use.

The 975XL2 reduced pressure principle assembly is used in high health hazard, potable water applications for protection from both back-siphonage and backpressure of contaminated water into the potable water supply. The wye pattern, bronze body design provides separate access to each check valve and the relief valve to reduce labor costs and repair time. Its short lay length eases replacement costs and installation time. The 975XL2 includes all the necessary components for managing your system, and is the simplest, best, and most reliable backflow preventer in the market today.

Scotts Halts Crabgrass & Grassy Weed Preventer prevents the germination of listed lawn weeds so you can enjoy your lawn. In early spring, apply when lawn is dry to prevent the germination of crabgrass, foxtail, spurge, barnyardgrass, fall panicum, goosegrass* and oxalis all season long (*for goosegrass control, repeat application in 8 weeks). Apply in the fall (August-October) to prevent moss (except in California), or to prevent the germination of Poa annua, henbit, corn speedwell, and chickweed. Scotts Halts Crabgrass & Grassy Weed Preventer is for use on all lawns and grass types (with the exception of Dichondra or Bentgrass lawns). Rain, snow, or freezing weather after application will not affect the performance of this product. Please note, this product controls crabgrass in its early stages of growth. It does not control mature crabgrass and other existing weeds. One 10.06 lb. bag of Scotts Halts Crabgrass & Grassy Weed Preventer covers 5,000 sq. ft.

The best way to control weeds in the garden is to prevent them from getting started in the first place. Preen Extended Control garden weed preventer has a specialized formula to keep weed seeds from starting. 1-easy application of Preen Extended Control Garden Weed Preventer keeps 125 broadleaf and grassy weeds from sprouting for up to 6-months. Your garden will stay weed-free all season long. Weeds rob desirable plants of water and other nutrients. Preen garden weed preventer stops weeds and eliminates time-consuming weed pulling chores. With Preen, you will be free to enjoy a beautiful, weed-free landscape.

Scotts Turf Builder Southern Triple Action is a 3-in-1 formula for Southern grass types that kills listed weeds, prevents and kills fire ants, and fertilizes your lawn. This product controls dandelion, dollarweed, clover, oxalis, plantain, chickweed, and henbit. It prevents and kills fire ants for up to 6 months, while also preventing armyworms, fleas, mole crickets, chinch bugs, sod webworms, and ticks. Lastly, the added fertilizer feeds and strengthens your lawn against Southern stresses like heat and drought. Scotts Turf Builder Southern Triple Action is for use on St. Augustinegrass (including Floratam), Centipedegrass, Zoysiagrass, and Carpetgrass. Apply when weeds are actively growing. We recommend using a Scotts spreader to apply this product. For Scotts broadcast/rotary spreaders, use a setting of 4 ¼. For Scotts drop spreaders, use a setting of 8 ½. The product must be watered in immediately after application. Do not allow people and pets to re-enter the treated area until watering-in is complete and the surface is dry. One 26.64 lb. bag of Scotts Turf Builder Southern Triple Action covers 8,000 sq. ft.

Scotts Turf Builder Triple Action1 provides 3 benefits in 1 bag. This 3-in-1 formula kills and prevents weeds, all while feeding and strengthening your lawn. It kills broadleaf weeds, including dandelions and clover, and prevents crabgrass for up to 4-months. It also prevents other listed grassy weeds, including barnyard grass, fall panicum, foxtail, and annual bluegrass. Scotts Turf Builder Triple Action1 can be applied to Kentucky Bluegrass, Perennial Ryegrass, Tall Fescue, Fine Fescue, Bermudagrass, Bahia grass, Centipede grass, and Zoysiagrass. Apply with a Scotts spreader when dandelions are actively growing. Make sure the grass is wet from dew or watering before applying to help the particles adhere to weed leaves. After 24-hours, water the lawn to wash particles into the soil to prevent germination of crabgrass and other listed grassy weeds. Do not allow people and pets to re-enter the treated area until dusts have settled. A 33.94 lbs. bag treats 12,000 sq. ft.

Root out the toughest weeds and grasses with Roundup Dual Action Weed and Grass Killer Plus 4-Month Preventer with Sure Shot Wand. This formula kills existing weeds and grass down to the root and prevents new weeds from growing for up to 4-months by creating an invisible barrier in the soil. Apply only where you want to kill existing weeds and prevent future weed growth for up to 4-Months, such as cracks and crevices in driveways, sidewalks and patios, along fences, in mulched beds or around the base of well-established desirable plants, shrubs or trees and on gravel areas. in order to prevent new weeds and grasses from growing, you must spray the entire area you want to control, not just the emerged weeds. For best results, apply during warm, sunny weather above 60°F. Rain or watering 30-minutes after application will NOT wash away effectiveness. After application, weeds will begin to yellow and wilt within hours with complete kill in 1-weeks to 2-weeks. All ornamental bedding plants (annuals and perennials), trees, shrubs, sod and seed can be planted 4-Months after application. Roundup Dual Action covers up to 300 sq. ft.

Scotts Turf Builder Triple ActionI provides three benefits in one bag. This 3-in-1 formula kills and prevents listed weeds, all while feeding and strengthening your lawn. It kills listed broadleaf weeds like dandelion and clover, and prevents crabgrass for up to 4 months. It also prevents barnyardgrass, fall panicum, foxtail, and annual bluegrass. Scotts Turf Builder Triple ActionI is for use on Bahiagrass, Centipedegrass, Kentucky Bluegrass, Perennial Ryegrass, Bermudagrass, Tall Fescue, and Fine Fescue. Apply when dandelions are actively growing. For spring application, apply when daytime temperatures are consistently between 60°F and 80°F and before the 3rd or 4th mowing. A fall application may be made to control fall-germinating winter weeds and cool season perennial weeds. Make sure your grass is wet from dew or sprinkling before applying, as this helps particles adhere to weed leaves to produce the best results. We recommend using a Scotts spreader to apply this product. For Scotts broadcast/rotary spreaders, use a setting of 3 ¼. For Scotts drop spreaders, use a setting of 6. After 24 hours, water the lawn to wash particles onto the soil to prevent the germination of grassy weeds. One 11.31 lb. bag covers 4,000 sq. ft.

The 1 in. 975XL Reduced Pressure Principle Backflow Preventer is used on non-potable water applications for high health hazard protection from both backsiphonage and backpressure of contaminated water into the potable water supply. The wye pattern design with short lay length eases installation in compact spaces, and the cast bronze body includes separate access to the relief valve and each check valve for reduced labor costs and repair time. The 975XL is favored by installers around the world, and is the simplest, best performing, and most reliable backflow preventer in the irrigation market today.

Your lawn can have it all when you use Scotts Turf Builder Triple Action Built For Seeding. Designed to be used when planting new grass, this product prevents dandelion and crabgrass for up to 6 weeks without harming new grass, jump starts grass development so it establishes thicker and quicker, and feeds to protect against heat and drought. Other weeds prevented are clover, ground ivy, chickweed, henbit, and nutsedge. Apply Scotts Turf Builder Triple Action Built For Seeding to a dry lawn when temperatures are consistently between 60°F and 90°F, then lightly water to activate. This product is for use on newly seeded, overseeded, or newly planted Kentucky Bluegrass, Tall Fescue, Perennial Ryegrass, Centipedegrass, and Fine Fescues. We recommend applying this product with a Scotts spreader. For Scotts broadcast/rotary spreaders, use a setting of 4 ½. For Scotts drop spreaders, use a setting of 7. For Scotts Wizz, use a setting of 4 ¾. This product does not include seed and will not kill existing weeds. One 17.2 lb. bag covers 4,000 sq. ft.

New year, new lawn. Scotts Turf Builder Halts Crabgrass Preventer with Lawn Food pre-emergent weed killer plus fertilizer stops crabgrass before it invades and protects all season long. It also prevents other Listed grassy and broadleaf weeds, including barnyard grass, foxtail, Poa annua, chickweed, and oxalis. The added fertilizer feeds for a fast green-up after winter and helps build strong, deep grass roots. Apply Scotts Turf Builder Halts Crabgrass Preventer with Lawn Food in early spring (prior to 3rd or 4th mowing) when your lawn is dry and before temperatures are regularly in the 80s. We recommend using a Scotts spreader to apply this product. For Scotts broadcast/rotary spreaders, use a setting of 3. For Scotts drop spreaders, use a setting of 6. For best results, the lawn should receive 1/4 in. to 1/2 in. of water from rainfall or watering within 2-3 days after application. Rain, snow, or freezing conditions after application will not affect the performance of this lawn care product. Do not apply to Dichondra and Bentgrass. One 40.05 lbs. bag of Scotts Turf Builder Halts Crabgrass Preventer with Lawn Food covers 15,000 sq. ft.

Garden Weed Preventer plus Plant Food prevents weeds and feeds plants in 1 easy step. Balanced fertilizer promotes abundant blooms, increased yields and strong root development. Safe for use around over 200 established flowers, vegetables, trees and shrubs. 1 application fertilizes your plants and prevents weeds for up to 3-months.

Prevent backflow and back-siphonage into potable water with a Zurn vacuum breaker. Constructed with our chemical-resistant GO BLUE material, the vacuum breaker is built to last. GO BLUE parts last up to 10x longer than the competitors', reducing maintenance costs and extending their lifespan. The kit (part no. P6000-3-A-CP) includes a vacuum breaker and 1 ½ X 24-inch flush tube. The flush tube is constructed of a durable, dezincification-resistant chrome-plated cast brass. The set works with AquaVantage and AquaFlush flush valves to keep drinking water from becoming contaminated. When a vacuum breaker is needed for repair or maintenance, trust Zurn for genuine, reliable parts.

Your lawn can have it all when you use Scotts Turf Builder Triple Action Built For Seeding. Designed to be used when planting new grass, this product prevents dandelion and crabgrass for up to 6 weeks without harming new grass, jump starts grass development so it establishes thicker and quicker, and feeds to protect against heat and drought. Other weeds prevented are clover, ground ivy, chickweed, henbit, and nutsedge. Apply Scotts Turf Builder Triple Action Built For Seeding to a dry lawn when temperatures are consistently between 60° F and 90° F, then lightly water to activate. This product is for use on newly seeded, overseeded, or newly planted Kentucky Bluegrass, Tall Fescue, Perennial Ryegrass, Centipedegrass, and Fine Fescues. We recommend applying this product with a Scotts spreader. For Scotts broadcast/rotary spreaders, use a setting of 4 . For Scotts drop spreaders, use a setting of 7. For Scotts Wizz, use a setting of 4 . This product does not include seed and will not kill existing weeds. One 4.3 lb. bag covers 1,000 sq. ft. Pro Tips: Fall and Spring are the best times to plant grass seed. Water daily or as needed to keep soil surface moist for the first 2 weeks, or until seedlings reach 2 in. in height. Only prevents weeds, it does not kill existing weeds. New weeds will sprout white or turn white. Symptoms typically appear 5 to 7 days after application and may last up to 14 days.

Prevent backflow and back-siphonage into potable water with a Zurn vacuum breaker. Constructed with our chemical-resistant Go Blue material, the vacuum breaker is built to last. Go Blue parts last up to 10x longer than the competitors', reducing maintenance costs and extending their lifespan. The kit (part no. P6000-30-A-AA-CP) includes a vacuum breaker, 1-1/2 in. x 30 in. flush tube, and nut. The flush tube is constructed of a durable, dezincification-resistant chrome-plated cast brass. The set works with AquaVantage and AquaFlush flush valves to keep drinking water from becoming contaminated. When a vacuum breaker is needed for repair or maintenance, trust Zurn for genuine, reliable parts.

Prevent backflow and back-siphonage into potable water with a Zurn vacuum breaker. Constructed with our chemical-resistant GO BLUE material, the vacuum breaker is built to last. GO BLUE parts last up to 10x longer than the competitors', reducing maintenance costs and extending their lifespan. The kit (part no. P6000-30-A-CP) includes a vacuum breaker and 1 ½ X 30-inch flush tube. The flush tube is constructed of a durable, dezincification-resistant chrome-plated cast brass. The set works with AquaVantage and AquaFlush flush valves to keep drinking water from becoming contaminated. When a vacuum breaker is needed for repair or maintenance, trust Zurn for genuine, reliable parts.

Prevent backflow and back-siphonage into potable water with a Zurn vacuum breaker. Constructed with our chemical-resistant GO BLUE material, the vacuum breaker is built to last. GO BLUE parts last up to 10x longer than the competitors', reducing maintenance costs and extending their lifespan. The kit (part no. P6000-2-A-AA-CP) includes a vacuum breaker, 1 ½ X 21-inch flush tube, and nut. The flush tube is constructed of a durable, dezincification-resistant chrome-plated cast brass. The set works with AquaVantage and AquaFlush flush valves to keep drinking water from becoming contaminated. When a vacuum breaker is needed for repair or maintenance, trust Zurn for genuine, reliable parts.

Keep your pool clear with this stain preventer. The quick-dissolving formula stops scale and metallic stain buildup. With one quart, you can treat 10,000 gallons of water.

Prevent backflow and back-siphonage into potable water with a Zurn vacuum breaker. Constructed with our chemical-resistant GO BLUE material, the vacuum breaker is built to last. GO BLUE parts last up to 10x longer than the competitors', reducing maintenance costs and extending their lifespan. The kit (part no. P6000-1-A-AA-CP) includes a vacuum breaker, 1 ½ X 13-inch flush tube, and nut. The flush tube is constructed of a durable, dezincification-resistant chrome-plated cast brass. The set works with AquaVantage and AquaFlush flush valves to keep drinking water from becoming contaminated. When a vacuum breaker is needed for repair or maintenance, trust Zurn for genuine, reliable parts.

With 1-application of Miracle-Gro Shake 'n Feed All Purpose Plant Food Plus Weed Preventer1, you can feed your plants and prevent weeds for up to 3-months. For maximum weed prevention, apply the product as early as possible during the growing season before weeds have emerged. Use it in your garden bed around established flowers, vegetables, groundcovers, shrubs and trees. Keep your garden looking its best with the help of Miracle-Gro.