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  • THERM-X-TROL ST-5 Expansion Tank Product Image
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    THERM-X-TROL ST-5 Expansion Tank 140N43 THERM-X-TROL ST-5 Expansion Tank
    SKU: 140N43
    Brand: Amtrol
    (52)
    $38.99 each
    702
    Tue, Feb 4
    702
    QtyArrives
    702 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • THERM-X-TROL ST-12 Expansion Tank Product Image
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    THERM-X-TROL ST-12 Expansion Tank 141N43 THERM-X-TROL ST-12 Expansion Tank
    SKU: 141N43
    Brand: Amtrol
    (37)
    $61.45 each
    431
    Tue, Feb 4
    431
    QtyArrives
    431 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • WX-350 (151S1)<br>119 Gal. WELL-X-TROL Well Tank Product Image
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    WX-350 (151S1) 119 Gal. WELL-X-TROL Well Tank WX-350 WX-350 (151S1) 119 Gal. WELL-X-TROL Well Tank
    SKU: WX-350
    Brand: Amtrol
    (17)
    $1,015.99 each
    80
    Fri, Feb 7 – Tue, Feb 11
    80
    QtyArrives
    80 Fri, Feb 7 – Tue, Feb 11
    Questions? Call 1-888-757-4774
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  • WX-250 (145S1), 44 Gal. WELL-X-TROL Well Tank Product Image
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    WX-250 (145S1), 44 Gal. WELL-X-TROL Well Tank WX-250 WX-250 (145S1), 44 Gal. WELL-X-TROL Well Tank
    SKU: WX-250
    Brand: Amtrol
    (71)
    $479.99 each
    120
    Tue, Feb 4
    120
    QtyArrives
    120 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • WX-302 (150S1), 86 Gal. WELL-X-TROL Well Tank Product Image
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    WX-302 (150S1), 86 Gal. WELL-X-TROL Well Tank WX-302 WX-302 (150S1), 86 Gal. WELL-X-TROL Well Tank
    SKU: WX-302
    Brand: Amtrol
    (28)
    $708.99 each
    115
    Fri, Feb 7 – Tue, Feb 11
    115
    QtyArrives
    115 Fri, Feb 7 – Tue, Feb 11
    Questions? Call 1-888-757-4774
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  • WX-203 (146S30), 32 Gal. WELL-X-TROL Well Tank Product Image
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    WX-203 (146S30), 32 Gal. WELL-X-TROL Well Tank WX-203 WX-203 (146S30), 32 Gal. WELL-X-TROL Well Tank
    SKU: WX-203
    Brand: Amtrol
    (67)
    $375.99 each
    70
    Tue, Feb 4
    70
    QtyArrives
    70 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • WX-255 (149S147), 81 Gal. WELL-X-TROL Well Tank Product Image
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    WX-255 (149S147), 81 Gal. WELL-X-TROL Well Tank WX-255 WX-255 (149S147), 81 Gal. WELL-X-TROL Well Tank
    SKU: WX-255
    Brand: Amtrol
    (29)
    $699.99 each
    62
    Fri, Feb 7 – Tue, Feb 11
    62
    QtyArrives
    62 Fri, Feb 7 – Tue, Feb 11
    Questions? Call 1-888-757-4774
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  • WX-202 (144S29), 20 Gal. WELL-X-TROL Well Tank Product Image
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    WX-202 (144S29), 20 Gal. WELL-X-TROL Well Tank WX-202 WX-202 (144S29), 20 Gal. WELL-X-TROL Well Tank
    SKU: WX-202
    Brand: Amtrol
    (55)
    $209.99 each
    87
    Tue, Feb 4
    87
    QtyArrives
    87 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • RP-15HP, 20 Gal<br>Residential Pressuriser Product Image
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    RP-15HP, 20 Gal Residential Pressuriser 2201-39 RP-15HP, 20 Gal Residential Pressuriser
    SKU: 2201-39
    Brand: Amtrol
    (9)
    $1,299.95 each
    26
    Fri, Feb 7 – Tue, Feb 11
    26
    QtyArrives
    26 Fri, Feb 7 – Tue, Feb 11
    Questions? Call 1-888-757-4774
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  • WX-251 (145S10), 62 Gal. WELL-X-TROL Well Tank Product Image
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    WX-251 (145S10), 62 Gal. WELL-X-TROL Well Tank WX-251 WX-251 (145S10), 62 Gal. WELL-X-TROL Well Tank
    SKU: WX-251
    Brand: Amtrol
    (32)
    $699.99 each
    33
    Fri, Feb 7 – Tue, Feb 11
    33
    QtyArrives
    33 Fri, Feb 7 – Tue, Feb 11
    Questions? Call 1-888-757-4774
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  • RP-10HP, 14 Gal<br>Residential Pressuriser Product Image
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    RP-10HP, 14 Gal Residential Pressuriser 2201-37 RP-10HP, 14 Gal Residential Pressuriser
    SKU: 2201-37
    Brand: Amtrol
    (6)
    $1,025.95 each
    31
    Tue, Feb 4
    31
    QtyArrives
    31 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • THERM-X-TROL ST-25V Expansion Tank<br>(10.3 Gallon) Product Image
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    THERM-X-TROL ST-25V Expansion Tank (10.3 Gallon) 143N164 THERM-X-TROL ST-25V Expansion Tank (10.3 Gallon)
    SKU: 143N164
    Brand: Amtrol
    (7)
    $139.99 each
    139
    Tue, Feb 4
    139
    QtyArrives
    139 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • WX-202XL (144S240)<br>26 Gal. WELL-X-TROL<br>Well Tank Product Image
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    WX-202XL (144S240) 26 Gal. WELL-X-TROL Well Tank WX-202XL WX-202XL (144S240) 26 Gal. WELL-X-TROL Well Tank
    SKU: WX-202XL
    Brand: Amtrol
    (45)
    $262.99 each
    52
    Tue, Feb 4
    52
    QtyArrives
    52 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • WX-205 (147S44)<br>34 Gal. WELL-X-TROL Product Image
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    WX-205 (147S44) 34 Gal. WELL-X-TROL WX-205 WX-205 (147S44) 34 Gal. WELL-X-TROL
    SKU: WX-205
    Brand: Amtrol
    (20)
    $405.99 each
    41
    Tue, Feb 4
    41
    QtyArrives
    41 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • RP-25HP, 34 Gal<br>Residential Pressuriser Product Image
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    RP-25HP, 34 Gal Residential Pressuriser 2201-28 RP-25HP, 34 Gal Residential Pressuriser
    SKU: 2201-28
    Brand: Amtrol
    (1)
    $1,779.95 each
    10
    Fri, Feb 7 – Tue, Feb 11
    10
    QtyArrives
    10 Fri, Feb 7 – Tue, Feb 11
    Questions? Call 1-888-757-4774
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  • WX-252 (145S20), 86 Gal. WELL-X-TROL Well Tank Product Image
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    WX-252 (145S20), 86 Gal. WELL-X-TROL Well Tank WX-252 WX-252 (145S20), 86 Gal. WELL-X-TROL Well Tank
    SKU: WX-252
    Brand: Amtrol
    (7)
    $949.99 each
    24
    Fri, Feb 7 – Tue, Feb 11
    24
    QtyArrives
    24 Fri, Feb 7 – Tue, Feb 11
    Questions? Call 1-888-757-4774
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  • WX-250 (145S1), 44 Gal<br>WELL-X-TROL Well Tank<br>w/ Durabase Stand Product Image
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    WX-250 (145S1), 44 Gal WELL-X-TROL Well Tank w/ Durabase Stand WX-250D WX-250 (145S1), 44 Gal WELL-X-TROL Well Tank w/ Durabase Stand
    SKU: WX-250D
    Brand: Amtrol
    (6)
    $509.99 each
    49
    Tue, Feb 4
    49
    QtyArrives
    49 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • WX-255 (149S147), 81 Gal<br>WELL-X-TROL Well Tank<br>w/ Durabase Stand Product Image
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    WX-255 (149S147), 81 Gal WELL-X-TROL Well Tank w/ Durabase Stand WX-255D WX-255 (149S147), 81 Gal WELL-X-TROL Well Tank w/ Durabase Stand
    SKU: WX-255D
    Brand: Amtrol
    (2)
    $759.99 each
    19
    Fri, Feb 7 – Tue, Feb 11
    19
    QtyArrives
    19 Fri, Feb 7 – Tue, Feb 11
    Questions? Call 1-888-757-4774
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  • THERM-X-SPAN T-5 Expansion Tank<br>(2 Gallon) Product Image
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    THERM-X-SPAN T-5 Expansion Tank (2 Gallon) 140735 THERM-X-SPAN T-5 Expansion Tank (2 Gallon)
    SKU: 140735
    Brand: Amtrol
    (13)
    $31.99 each
    288
    Tue, Feb 4
    288
    QtyArrives
    288 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • WX1-302 (150S92)<br>86 Gal. WELL-X-TROL<br>Well-X1 Well Tank (Blue) Product Image
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    WX1-302 (150S92) 86 Gal. WELL-X-TROL Well-X1 Well Tank (Blue) WX1-302 WX1-302 (150S92) 86 Gal. WELL-X-TROL Well-X1 Well Tank (Blue)
    SKU: WX1-302
    Brand: Amtrol
    (3)
    $1,024.99 each
    5
    Fri, Feb 7 – Tue, Feb 11
    5
    QtyArrives
    5 Fri, Feb 7 – Tue, Feb 11
    Questions? Call 1-888-757-4774
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  • WX-101 (140PR1)<br>2 Gal. WELL-X-TROL<br>In-Line Well Tank Product Image
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    WX-101 (140PR1) 2 Gal. WELL-X-TROL In-Line Well Tank WX-101 WX-101 (140PR1) 2 Gal. WELL-X-TROL In-Line Well Tank
    SKU: WX-101
    Brand: Amtrol
    (15)
    $69.99 each
    89
    Tue, Feb 4
    89
    QtyArrives
    89 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • THERM-X-TROL ST-8 Expansion Tank Product Image
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    THERM-X-TROL ST-8 Expansion Tank 140N738 THERM-X-TROL ST-8 Expansion Tank
    SKU: 140N738
    Brand: Amtrol
    (15)
    $49.99 each
    135
    Tue, Feb 4
    135
    QtyArrives
    135 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • WX-203 (146S30), 32 Gal<br>WELL-X-TROL Well Tank<br>w/ Durabase Stand Product Image
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    WX-203 (146S30), 32 Gal WELL-X-TROL Well Tank w/ Durabase Stand WX-203D WX-203 (146S30), 32 Gal WELL-X-TROL Well Tank w/ Durabase Stand
    SKU: WX-203D
    Brand: Amtrol
    (4)
    $399.99 each
    19
    Tue, Feb 4
    19
    QtyArrives
    19 Tue, Feb 4
    Questions? Call 1-888-757-4774
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  • WX-350 (151S1), 119 Gal<br>WELL-X-TROL Well Tank<br>w/ Durabase Stand Product Image
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    WX-350 (151S1), 119 Gal WELL-X-TROL Well Tank w/ Durabase Stand WX-350D WX-350 (151S1), 119 Gal WELL-X-TROL Well Tank w/ Durabase Stand
    SKU: WX-350D
    Brand: Amtrol
    (2)
    $1,199.99 each
    8
    Fri, Feb 7 – Tue, Feb 11
    8
    QtyArrives
    8 Fri, Feb 7 – Tue, Feb 11
    Questions? Call 1-888-757-4774
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Resources

Articles

  • AMTROL revolutionized the hydronic industry in 1954 when they introduced Extrol, the world's first pre-pressurized diaphragm expansion tank. Since then, Amtrol has been the world leader in the design and operation of the vital mechanical systems that are used to control hydronic heating and to store potable water.

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