Fill Valve & Backflow Preventer Combination

This category contains fill valve and backflow preventer combinations. These valves are designed to provide make-up water to the boiler and prevent backflow when supply pressure falls below system pressure.

5 products shown

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  • 1/2" 9-11TM3 (Combination 1156F - 9D (Threaded) View Specs
    • SKU: 0386460
    • Brand: Watts
    In Stock!
    Ships in 24-48 Hrs (5 Avail)

    $96.95 / each

    $467.75 / box
    5 x $93.55

    Free Shipping - Boxes Only
  • 1/2" 9-11S M3 (Combination 1156 - 9D (Sweat) View Specs
    • SKU: 0386461
    • Brand: Watts
    In Stock!
    Ships in 24-48 Hrs (7 Avail)

    $102.65 / each

    $494.75 / box
    5 x $98.95

    Free Shipping - Boxes Only
  • B911S, 1/2" Bronze Combination Fill Valve & Backflow Preventer, Sweat View Specs
    • SKU: 0386462
    • Brand: Watts
    In Stock!
    Ships in 24-48 Hrs (52 Avail)

    $70.95 / each

    $342.25 / box
    5 x $68.45

    Free Shipping - Boxes Only
  • B911, 1/2" Bronze Combination Fill Valve & Backflow Preventer, Threaded View Specs
    • SKU: 0386463
    • Brand: Watts
    In Stock!
    Ships in 24-48 Hrs (29 Avail)

    $70.95 / each

    $342.25 / box
    5 x $68.45

    Free Shipping - Boxes Only
  • 1/2" FM911 Backflow Preventer & Boiler Fill Valve Assembly (Threaded) View Specs
    • SKU: FM911
    • Brand: Honeywell
    In Stock!
    Ships in 24-48 Hrs (16 Avail)

    $71.50 / each

    $279.80 / box
    4 x $69.95

     
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