Watts 0061667 Series SD-3 Dual Check Valve w/ Atmospheric Port, 3/8" (SD3-FN)

  • SKU #: WAT0061667
  • UPC #: 98268868623
  • MPN #: 3/8 SD3-FN
MSRP: $446.50
$196.02
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The Watts 0061667 Series SD-3 Dual Check Valve with Atmospheric Port in 3/8" (SD3-FN) is the ultimate solution for safeguarding your water supply from backflow and contamination. This Watts Backflow Preventer protects your potable water source and maintains a clean, safe environment.

Watts 0061667 Series SD-3

  • Brand: Watts
  • Manufacturer #: 0061667
  • Body Material: Stainless Steel
  • Body Finish: Stainless Steel
  • Body Pattern: Does Not Apply To Product
  • Seat Material: Noryl
  • Temperature Range: 54°F - 130°F (12°C - 54°C)
  • Maximum Working Pressure: 150 PSI (10.30 BAR)
  • Backflow Preventer Type: Dual Check with Atmospheric Vent
  • Bypass: No
  • Cap And Tether: No
  • Disc Material: Santoprene
  • EANUCC Code: 098268868623
  • Elbow Fitting: No
  • Hazard Protection Level: Non Health Hazard
  • Hot And Harsh Water: No
  • Inlet Connection Type: Female Threaded
  • Inlet Connection Size: 3/8" (10MM)
  • Inlet Shutoff Valve Type: No Shutoff Valve
  • Inlet Thread Type: NPT
  • Lead Free: YES
  • Meter Type: No Meter
  • Outlet Connection Size: 3/8"
  • Outlet Connection Type: Female Threaded
  • Outlet Shutoff Valve Type: No Shutoff Valve
  • Outlet Thread Type: NPT
  • Part Number: 0061667
  • Polymer Coating: No
  • Pressure Operation: Continuous
  • Protection Type: Backpressure
  • Series: SD-3
  • Strainer: Yes
  • End Style: FNPT
  • Media: Water
  • Approved for Commercial Use: Yes
  • Buy American Act Compliant: No
  • Hydrant Connection: No
  • Standards: Standard 18
  • Width: 4-1/2”
  • Ensure reliable backflow prevention and safeguard your water supply.
  • Benefit from the atmospheric port for enhanced performance and versatility.
  • Backflow preventer is compliant with ANSI/NSF Standard 18, designed for Manual Food and Beverage Dispensing Equipment
  • Passes ASSE 1022 standards, featuring a Dual Check with Atmospheric Vent
  • Backflow preventer valve is constructed from 316 stainless steel, providing strong resistance against corrosion and long-lasting solution for your plumbing needs
  • All included rubber materials are in line with FDA regulations for food additives
  • Designed with a streamlined body that effectively reduces pressure loss and prevents cavitation
  • Features an atmospheric port for clear visual alerts in case of the second check's failure
  • Includes an efficient strainer
  • Can be effortlessly installed in either a vertical or horizontal position
  • Features a Wye pattern strainer model, optimal for water supply installations
  • Assures safe consumption, as the surfaces in contact with potable water contain less than 0.25% lead by weight

The Ultimate Solution for Backflow Prevention

The Watts SD-3 series features the Watts 0061667, a 3/8" Dual Check Valve with an Atmospheric Port. Specifically designed for Carbonated Beverage Machines, it prevents backflow and protects the water supply from corrosive substances like carbon dioxide gas and carbonated water. This dual check valve is suitable for post-mix beverage systems, providing efficient filtering and easy visual indication of check failure. Ideal for continuous or intermittent pressure applications, it ensures the safety and quality of potable water.

The Watts SD-3 Dual Check Valve is meticulously engineered to safeguard your potable water from contamination by preventing unwanted water flow reversal. With its innovative atmospheric port, this valve ensures consistent pressure and eliminates back-siphonage, making it the perfect choice for a wide range of applications. Crafted from premium materials, this valve is built to withstand the test of time, guaranteeing years of reliable backflow prevention and peace of mind. Installing the SD-3 Dual Check Valve is a breeze, saving you valuable time and effort. Experience hassle-free integration into your plumbing system with this top-notch valve.

Protect your potable water supply with the Watts 0061667 Series SD-3 Dual Check Valve, and rest easy knowing that your water remains uncontaminated and safe. Say goodbye to the risks of backflow and back-siphonage, and welcome a cleaner, healthier environment. Don't miss the opportunity to make your plumbing system more secure and reliable. Choose the Watts SD-3 Dual Check Valve and ensure uninterrupted water supply in your home or business.


Installation Instructions
Specification Sheet
  • 3/8 in
  • Thread