Top 9 Back flow Preventer – Garden Hose Parts & Connectors

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1. Mueller B & K


Mueller/B & K 108-904RP Backflow Preventer-Vacuum Breaker 2 Pack

Mueller B & K #ad - Prevents back siphoning of contaminated water. Fits any 3/4'' hose thread outlet. Hose threads comply with ansi B1. 207; asse 1019 approved. 2 pack. Model 108-904RP.
BrandMueller B & K #ad
ManufacturerUnAssigned #ad

2. Hourleey


Solid Brass Hose Bib Backflow Preventer, Hourleey Faucet Vacuum Breaker, 3/4 Inch

Hourleey #ad - Widely use: can be used in rv, outside water faucets, garden spigot, hose bibs, hydrants. Brass: heavy duty solid brass made it durable. Protect you from drinking dirty water remaining in the hose. Good service: if any problem, please feel free to contact us, Prince Team offer replacement and full refund services. Function: hourleey faucet vacuum breaker can help you prevent foreign matter from entering the drinking water, prevent water from freezing and prevent anti-siphoning. Standard size: 3/4 inch thread fit most standard American hose.
BrandHourleey #ad
ManufacturerHourleey #ad
Height1.18 Inches
Length3.15 Inches
Weight0.28 Pounds
Width5.91 Inches
Part NumberLR8FHP9BNG

3. Hendrickson


Drip Depot Hendrickson Bros Hose Thread Backflow Preventer

Hendrickson #ad - 3/4" fht x mht. Fits all standard hose bibbs. Atmospheric Vacuum Breaker. High-strength ABS construction for durability. Dg41 hvb.
BrandHendrickson #ad
ManufacturerHendrickson #ad
Height2 Inches
Length2 Inches
Width2 Inches
Part NumberDG41

4. Zurn


Wilkins 1-975XL Reduced Pressure Principle Backflow Preventer

Zurn #ad - Wye pattern design for short lay length. Nickel-plated ball valve handles offer superior corrosion resistance. Entire unit serviceable in line and the size is of 1-inch. A tried and true design favored by installers worldwide. Noryl replaceable seats and silicone rubber check disks.
BrandZurn #ad
ManufacturerMoen #ad
Height7.25 Inches
Length5.97 Inches
Weight6 Pounds
Width3.38 Inches
Part Number975XL1

5. Wilkins


Wilkins 34-975XL2 3/4-Inch Lead Free Reduced Pressure Backflow Preventer

Wilkins #ad - If installed indoors, the installation will be supplied with an air gap adapter and integral monitor switch. Wye pattern design for short lay length. Short lay length eases replacement labor costs.
BrandWilkins #ad
ManufacturerWilkins #ad
Height6.75 Inches
Length10.2 Inches
Weight12 Pounds
Width13 Inches
Part Number34-975XL2

6. Zurn


Zurn 2-720A Wilkins Pressure Vacuum Breaker 2-Inch Assembly

Zurn #ad - All bronze body and bonnet construction. End connections threaded ANSI B1. 201. Maximum working water pressure 150 PSI. Maximum working water temperature 110 DegreeF. Main valve body: cast Bronze ASTM B584. Elastomers: silicone FDA approved, Buna Nitrile FDA approved. Fasteners: stainless Steel, 300 Series. Polymers: polypropylene FDA approved, Delran FDA approved. Hydrostatic test pressure 300 PSI. Standards compliance: asse listed 1020, IAPMO Listed, CSA Certified.
BrandZurn #ad
ManufacturerZurn #ad
Height6.25 Inches
Length6.25 Inches
Weight24 Pounds
Width18 Inches
Part Number2-720A

7. Rain Bird


3/4" Female Hose Thread, Rain Bird HT075BFFS Drip Irrigation Backflow Preventer and 150 Mesh Filter

Rain Bird #ad - 150 mesh stainless steel filter catches debris to keep system functioning properly. Prevents backflow contamination of potable/clean drinking water supply from Drip irrigation systems. To automate your system, add a Rain Bird 1ZEHTMR Hose-End Timer sold separately. Connects to any 3/4" male pipe threaded faucet, garden hose or component. Durable, robust design provides reliable operation. Constructed of highly durable UV and chemical-resistant materials.
BrandRain Bird #ad
ManufacturerRain Bird #ad
Height6.5 Inches
Length10.2 Inches
Weight0.04 Pounds
Width5.7 Inches
Part NumberHT075BFFS

8. Yard Hydrant Made Easy


Yard Hydrant Made Easy Model 303 with Back-Flow Preventer Hydrant NOT Included

Yard Hydrant Made Easy #ad - Casing protects your hydrant from soil corrosion, and filtered drainage compartment promotes reliable drainage. Allows you to replace your hydrant in minutes -- without digging! Telescoping casing design for hydrant bury depths of 3’ up to 6. 5’. Stainless steel hardware. Tough, heavy-wall, uv-resistant PVC casing; durable ABS top cap and drain components.
BrandYard Hydrant Made Easy #ad
ManufacturerGoff Plumbing #ad

9. InstaMarine


Sprinkler Valves in Snow or Sun Exposure, Backflow Preventer Protection, Insulated Cover Pouch for Irrigation Back flow Valve, 16”W x 20”H Winter Cover, Winterizing

InstaMarine #ad - Worry free - even forget to run the water on a freeze night, you this insulated pouch could be a superman to protect your backflow system without any freezing damage all the night. No care no worry, and save money save time.

Keep the backflow device / Irrigation System / Lawn Sprinkler System from freezing or sunning. Practical design - 1, with the hook & loop fastening tape, the rings, the color, keep sealing to the backflow preventers and prevents insulated bag covered all way to ground; 3, the the fastening tape, the two rings in opening, the pale khaki is similar with most of houses’ color; 2, one more safe ways for the pouch to protect the covering object.

Insulation & waterproof - made of water-repellent oxford fabric and special PP insulated cotton, UV damage free, which possess the characteristic of good water proof and insulation to guard against severe weather. Clearly, too. Measurement needed- the outer sizes of cover protector measures about of 16 x 20 x 2. 3 inches width/ height/ thickness, Recommend to reserve 3 inch or above.
BrandInstaMarine #ad
ManufacturerInstaMarine #ad
Height2 Inches
Length20 Inches
Width16 Inches