6" Double Check Detector Assembly (709 OSY-CFM) Zoom

6" Double Check Detector Assembly (709 OSY-CFM)


Brand: Watts

Qty Price
/ each
Non-Stock ItemAllow 7-10 Days to Ship Out



Application: Plumbing
Size: 6"
Max Pressure (PSI): 175 psi
Max Temp (F): 110°F
Temperature Range (F): 33°F to 110°F
Min Temp (F): 33°F
Max Temp (F): 140°F
Height: 34-5/8"
Length: 62-1/2"
Features: UL/FM outside stem and yoke resilient seated gate valves
Cubic Feet Per Minute Meter
Material: Cast Iron

Description for Watts 0387069

Series 709DCDA Double Check Detector Assemblies prevent backflow of non-health hazard fire protection system substances from being pumped or siphoned into the potable water supply. It incorporates a meter to detect ground leaks and unauthorized illegal taps, greatly reducing annual water expenses. Its compact epoxy coated cast iron unibody and modular check design facilitate simple and easy installation and maintenance. Maximum Working Pressure: 175psi (12.06 bar).

"Do not use this item for any installation or repair of potable water applications. This product does not comply with the ""Safe Drinking Water Act,"" which requires that products meet low-lead standards in order to be used in systems providing water for human consumption (drinking or cooking). This item is for non-potable (non-human consumption) water applications only."

PLEASE NOTE: The product weighs 893 lbs. and may require the use of a
lift gate.
If you do require a lift gate at your delivery, you'll have the option to add this FREE of charge when you checkout.

6" Double Check Detector Assembly (709 OSY-CFM)

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Displaying question 1
  • Q:

    I have a Model # 909 6" Reduce Pressure Backflow Preventor, Serial # 240282 Max 175PSI and 110 F. From flange to flange without the valves it is 44 1/2" long. Do you have the rebuild kit for this unit? What is your price for a new unit?
    Asked on 2/17/2011 by Papa Smurf from National Park Service

    1 answer



      The total rubber parts kit to rebuild that valve is order number 0887752.

      Answered on 2/18/2011 by PexSupply Staff from NY
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