Fill-Trol Expansion Tanks

The AMTROL FILL-TROL® system consists of a specially adapted EXTROL® pre-pressurized, diaphragm-type expansion tank, and the FILL-TROL, a specially designed, automatic, fill valve.

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  • Model 109-100 Fill-Trol w/ 1" Purger & Air Vent (2 Gallon Volume) View Specs

    $95.95 / each

    In Stock! (7 Available) Ships in 24-48 Hrs
  • Model 109 Fill-Trol w/ Valve (2 Gallon Volume) View Specs
    • SKU: 109-1
    • Brand: Amtrol

    $65.55 / each

    $251.40 / box
    4 x $62.85

    In Stock! (20 Available) Ships in 24-48 Hrs
  • Model 110 Fill-Trol, Tank Only (4.4 Gallon Volume) View Specs
    • SKU: 110-002
    • Brand: Amtrol

    $58.95 / each

    $227.80 / box
    4 x $56.95

    In Stock! (3 Available) Ships in 24-48 Hrs
  • Model 109 Fill-Trol, Tank Only (2 Gallon Volume) View Specs
    • SKU: 109-133
    • Brand: Amtrol

    $42.95 / each

    $166.60 / box
    4 x $41.65

    In Stock! (5 Available) Ships in 24-48 Hrs
  • Model 110 Fill-Trol w/ Valve (4.4 Gallon Volume) View Specs
    • SKU: 110-1
    • Brand: Amtrol

    $77.95 / each

    $299.40 / box
    4 x $74.85

    In Stock! (32 Available) Ships in 24-48 Hrs
  • Model 109-125 Fill-Trol w/ 1-1/4" Purger & Air Vent (2 Gallon Volume) View Specs

    $88.35 / each

    Non-Stock Item Allow 1-2 Weeks to Ship Out
  • Model 110-100 Fill-Trol w/ 1" Purger & Air Vent (4.4 Gallon Volume) View Specs

    $98.45 / each

    In Stock! (3 Available) Ships in 24-48 Hrs
  • Model 110-125 Fill-Trol w/ 1-1/4" Purger & Air Vent (4.4 Gallon Volume) View Specs

    $98.45 / each

    In Stock! (4 Available) Ships in 24-48 Hrs
  • Model 111 Fill-Trol w/ Valve (7.6 Gallon Volume) View Specs
    • SKU: 111-1
    • Brand: Amtrol

    $113.95 / each

    Non-Stock Item Allow 1-2 Weeks to Ship Out
  • Model 112 Fill-Trol w/ Valve (14 Gallon Volume) View Specs
    • SKU: 112-2
    • Brand: Amtrol

    $150.85 / each

    Non-Stock Item Allow 1-2 Weeks to Ship Out
  • Model 111-125 Fill-Trol w/ 1-1/4" Purger & Air Vent (7.4 Gallon Volume) View Specs

    $136.35 / each

    In Stock! (2 Available) Ships in 24-48 Hrs
  • Fill Control Valve View Specs
    • SKU: 109-15
    • Brand: Amtrol

    $35.95 / each

    $139.40 / box
    4 x $34.85

    In Stock! (21 Available) Ships in 24-48 Hrs