Skip to content
FREE SHIPPING ON ALL ORDERS
FREE SHIPPING ON ALL ORDERS

Filters

Products

  • Watts 774-OSY 2 1/2 - Part of the 774 Series

    Watts 774-OSY 2 1/2 - Part of the 774 Series

    $7,392.00

    This lead free double check valve assembly backflow preventer, 2 1/2 inch, is designed to prevent the reverse flow of contaminated water of non-pot...

    View full details
    $7,392.00
  • Watts 774-OSY 3 - Part of the 774 Series

    Watts 774-OSY 3 - Part of the 774 Series

    $8,461.95

    This lead free double check valve assembly backflow preventer, 3 inch, is designed to prevent the reverse flow of contaminated water of non-potable...

    View full details
    $8,461.95
  • Watts 774-OSY 4 - Part of the 774 Series

    Watts 774-OSY 4 - Part of the 774 Series

    $8,733.90

    This 4 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable q...

    View full details
    $8,733.90
  • Watts 774-OSY 6 - Part of the 774 Series

    Watts 774-OSY 6 - Part of the 774 Series

    $13,646.85

    This 6 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable q...

    View full details
    $13,646.85
  • Watts 774-OSY 8 - Part of the 774 Series

    Watts 774-OSY 8 - Part of the 774 Series

    $26,957.70

    This lead free double check valve assembly backflow preventer, 8 inch, is designed to prevent the reverse flow of contaminated water of non-potable...

    View full details
    $26,957.70
  • Watts 774-OSY-FXG 10 - Part of the 774 Series

    Watts 774-OSY-FXG 10 - Part of the 774 Series

    $37,126.95

    This 10 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable ...

    View full details
    $37,126.95
  • Watts 774-OSY-FXG 8 - Part of the 774 Series

    Watts 774-OSY-FXG 8 - Part of the 774 Series

    $26,957.70

    This 8 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable q...

    View full details
    $26,957.70
  • Watts 774-OSY-GXG 10 - Part of the 774 Series

    Watts 774-OSY-GXG 10 - Part of the 774 Series

    $39,726.75

    This 10 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable ...

    View full details
    $39,726.75
  • Watts 774-OSY-GXG 2 1/2 - Part of the 774 Series

    Watts 774-OSY-GXG 2 1/2 - Part of the 774 Series

    $7,909.65

    This 2 1/2 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potab...

    View full details
    $7,909.65
  • Watts 774-OSY-GXG 3 - Part of the 774 Series

    Watts 774-OSY-GXG 3 - Part of the 774 Series

    $9,049.95

    This 3 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable q...

    View full details
    $9,049.95
  • Watts 774-OSY-GXG 4 - Part of the 774 Series

    Watts 774-OSY-GXG 4 - Part of the 774 Series

    $9,340.80

    This 4 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable q...

    View full details
    $9,340.80
  • Watts 774-OSY-GXG 6 - Part of the 774 Series

    Watts 774-OSY-GXG 6 - Part of the 774 Series

    $13,646.85

    This 6 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable q...

    View full details
    $13,646.85
  • Watts 774-OSY-TS 10 - Part of the 774 Series

    Watts 774-OSY-TS 10 - Part of the 774 Series

    $29,814.75

    This 10 inch lead free double check valve assembly backflow preventer is designed to prevent the reverse flow of contaminated water of non-potable ...

    View full details
    $29,814.75
  • Watts 774-OSY-TS 12 - Part of the 774 Series

    Watts 774-OSY-TS 12 - Part of the 774 Series

    $40,880.70

    This 12 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable ...

    View full details
    $40,880.70
  • Watts 774-OSY-TS 2 1/2 - Part of the 774 Series

    Watts 774-OSY-TS 2 1/2 - Part of the 774 Series

    $6,833.40

    This 2 1/2 inch lead free double check valve assembly backflow preventer is designed to prevent the reverse flow of contaminated water of non-potab...

    View full details
    $6,833.40
  • Watts 774-OSY-TS 3 - Part of the 774 Series

    Watts 774-OSY-TS 3 - Part of the 774 Series

    $7,661.85

    This 3 inch lead free double check valve assembly backflow preventer is designed to prevent the reverse flow of contaminated water of non-potable q...

    View full details
    $7,661.85
  • Watts 774-OSY-TS 4 - Part of the 774 Series

    Watts 774-OSY-TS 4 - Part of the 774 Series

    $7,871.85

    This 4 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable q...

    View full details
    $7,871.85
  • Watts 774-OSY-TS 6 - Part of the 774 Series

    Watts 774-OSY-TS 6 - Part of the 774 Series

    $11,668.65

    This 6 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable q...

    View full details
    $11,668.65
  • Watts 774-OSY-TS 8 - Part of the 774 Series

    Watts 774-OSY-TS 8 - Part of the 774 Series

    $21,954.45

    This 8 inch lead free double check valve assembly backflow preventer is designed to prevent the reverse flow of contaminated water of non-potable q...

    View full details
    $21,954.45
  • Watts 774-OSYXPIV 8 - Part of the 774 Series

    Watts 774-OSYXPIV 8 - Part of the 774 Series

    $28,845.60

    This 8 inch lead free double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable q...

    View full details
    $28,845.60
  • Watts 774DCDA-DOSY-CFM 10 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-CFM 10 - Part of the 774DCDA Series

    $43,871.10

    This 10 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of n...

    View full details
    $43,871.10
  • Watts 774DCDA-DOSY-CFM 12 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-CFM 12 - Part of the 774DCDA Series

    $55,286.70

    This 12 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of n...

    View full details
    $55,286.70
  • Watts 774DCDA-DOSY-CFM 2 1/2 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-CFM 2 1/2 - Part of the 774DCDA Series

    $11,253.90

    This 2 1/2 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water o...

    View full details
    $11,253.90
  • Watts 774DCDA-DOSY-CFM 3 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-CFM 3 - Part of the 774DCDA Series

    $14,851.20

    This 3 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of no...

    View full details
    $14,851.20
  • Watts 774DCDA-DOSY-CFM 4 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-CFM 4 - Part of the 774DCDA Series

    $13,685.70

    This 4 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of no...

    View full details
    $13,685.70
  • Watts 774DCDA-DOSY-CFM 6 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-CFM 6 - Part of the 774DCDA Series

    $17,772.30

    This 6 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of no...

    View full details
    $17,772.30
  • Watts 774DCDA-DOSY-CFM 8 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-CFM 8 - Part of the 774DCDA Series

    $32,111.10

    This 8 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of no...

    View full details
    $32,111.10
  • Watts 774DCDA-DOSY-GPM 10 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-GPM 10 - Part of the 774DCDA Series

    $43,871.10

    This 10 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of n...

    View full details
    $43,871.10
  • Watts 774DCDA-DOSY-GPM 12 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-GPM 12 - Part of the 774DCDA Series

    $59,147.55

    This 12 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of n...

    View full details
    $59,147.55
  • Watts 774DCDA-DOSY-GPM 4 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-GPM 4 - Part of the 774DCDA Series

    $13,685.70

    This 4 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of no...

    View full details
    $13,685.70
  • Watts 774DCDA-DOSY-GPM 6 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-GPM 6 - Part of the 774DCDA Series

    $17,772.30

    This 6 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of no...

    View full details
    $17,772.30
  • Watts 774DCDA-DOSY-GPM 8 - Part of the 774DCDA Series

    Watts 774DCDA-DOSY-GPM 8 - Part of the 774DCDA Series

    $32,111.10

    This 8 inch double check detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of no...

    View full details
    $32,111.10
  • Watts 774DCDA-LF-CFM 6 - Part of the 774DCDA Series

    Watts 774DCDA-LF-CFM 6 - Part of the 774DCDA Series

    $12,259.80

    This 6 IN double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphone...

    View full details
    $12,259.80
  • Watts 774DCDA-LF-CFM 8 - Part of the 774DCDA Series

    Watts 774DCDA-LF-CFM 8 - Part of the 774DCDA Series

    $22,806.00

    This 8 IN double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphone...

    View full details
    $22,806.00
  • Watts 774DCDA-LF-GPM 10 - Part of the 774DCDA Series

    Watts 774DCDA-LF-GPM 10 - Part of the 774DCDA Series

    $29,348.55

    This 10 IN double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphon...

    View full details
    $29,348.55
  • Watts 774DCDA-LF-GPM 4 - Part of the 774DCDA Series

    Watts 774DCDA-LF-GPM 4 - Part of the 774DCDA Series

    $10,386.60

    This 4 IN double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphone...

    View full details
    $10,386.60