Sentinel

  • Sentinel X100 Corrosion Inhibitor (Quart)
    SKU: X100-QT
    Brand: Sentinel
    $24.15 each
    $277.80 box of 12
    $23.15 each
    62
    Thu, Dec 27
    62
    QtyArrives
    62 Thu, Dec 27
    Questions? Call 1-888-757-4774
  • X100 Quick Test Kit
    SKU: X100-QUICKTEST
    Brand: Sentinel
    $8.45 each
    $24.45 box of 3
    $8.15 each
    Tue, Jan 8 – Fri, Jan 11
    Arrives
    Tue, Jan 8 – Fri, Jan 11
    Questions? Call 1-888-757-4774 or LiveChat Img Live Chat
  • Sentinel X400 System Restorer (Quart)
    SKU: X400-QT
    Brand: Sentinel
    $23.95 each
    $275.40 box of 12
    $22.95 each
    47
    Thu, Dec 27
    47
    QtyArrives
    47 Thu, Dec 27
    Questions? Call 1-888-757-4774
  • Sentinel X100 Corrosion Inhibitor (Gallon)
    SKU: X100-1GL
    Brand: Sentinel
    $86.95 each
    $331.80 box of 4
    $82.95 each
    15
    Thu, Dec 27
    15
    QtyArrives
    15 Thu, Dec 27
    Questions? Call 1-888-757-4774
  • Sentinel X200 Noise Reducer (Quart)
    SKU: X200-QT
    Brand: Sentinel
    $21.15 each
    $243.00 box of 12
    $20.25 each
    21
    Thu, Dec 27
    21
    QtyArrives
    21 Thu, Dec 27
    Questions? Call 1-888-757-4774
  • Sentinel X400 System Restorer Concentrate (275 ml. Tube)
    SKU: 592-900-003
    Brand: Sentinel
    (1)
    $29.95 each
    16
    Thu, Dec 27
    16
    QtyArrives
    16 Thu, Dec 27
    Questions? Call 1-888-757-4774
  • Sentinel X300 New System Cleaner (Quart)
    SKU: X300-QT
    Brand: Sentinel
    $23.95 each
    $275.40 box of 12
    $22.95 each
    26
    Thu, Dec 27
    26
    QtyArrives
    26 Thu, Dec 27
    Questions? Call 1-888-757-4774
  • Sentinel X400 System Restorer (Gallon)
    SKU: X400-1GL
    Brand: Sentinel
    $84.95 each
    $327.80 box of 4
    $81.95 each
    7
    Thu, Dec 27
    7
    QtyArrives
    7 Thu, Dec 27
    Questions? Call 1-888-757-4774
  • Sentinel X200 Noise Reducer (Gallon)
    SKU: X200-1GL
    Brand: Sentinel
    $63.95 each
    $244.60 box of 4
    $61.15 each
    6
    Thu, Dec 27
    6
    QtyArrives
    6 Thu, Dec 27
    Questions? Call 1-888-757-4774
  • Sentinel X300 New System Cleaner (Gallon)
    SKU: X300-1GL
    Brand: Sentinel
    $91.95 each
    $351.80 box of 4
    $87.95 each
    2
    Thu, Dec 27
    2
    QtyArrives
    2 Thu, Dec 27
    Questions? Call 1-888-757-4774

Resources

Articles

  • Sentinel offers water treatment products and services that provide the best lifetime protection for heating and hot water systems. Originally launched in the UK by Grace Dearborn in 1988 and subsequently a subsidiary of the leading multinational General Electric, Sentinel has operated independently since 2005, expanding its international reach and range of innovative solutions.
1-888-757-4774 We're here to help
Monday – Thursday
8am–7:45pm ET
Friday
9am–7:45pm ET
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