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    Page 1828 Specs Manual
    Watts 4 inch 757-NRS Double Check Backflow Preventer‚ 0111524
    70% lighter than traditional designs
    Patented checks ensure lowest pressure loss
    Incredibly easy to service; design keeps working area dry

    Item: 56554
    Weight: 260.0 lbs
    Catalog Price: $1,809.95 
    Quantity:   


    Models feature NRS gate valves. Strainers are not included, but recommended.

    Materials: Sch 40 304 SS housing & sleeve; EPDM, silicone and Buna-N elastomers; Noryl® and SS checks; silicone check discs; nickel-plated bronze test cock bodies.

    Certifications & Approvals: ASSE 1015, CSA B64.5, USC, NSF Certified to NSF/ANSI 61.

    Shipping: Ships motor freight.


    Tech Specs
    • Pipe size: 4" FLG
    • Overall length (including valves): 33-3/4"
    • Max working pressure: 175 psi
    • Temperature range: 33 to 140°F
    • Weight: 161 lbs



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