Water Heater Expansion Tanks

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  • Zilmet ZFT8C Flat Round Hydronic Wall Hung Expansion Tank w/ Union Check 2.1 Gallon
    ZILMET
    Zilmet ZFT8C Flat Round Hydronic Wall Hung Expansion Tank w/ Union Check 2.1 Gallon
    SKU: ZFT8C
    Product DescriptionThe Zilmet Flat Round Hydronic Wall Hung Expansion Tank, MPN ZFT8C, is a reliable solution for hydronic systems. This tank has a capacity of two point one gallons, designed to enhance space efficiency and aesthetics. Ideal for wall hung condensing boilers. Includes a...
    $98.67
    $98.67
  • Zilmet ZHT18-30 Diaphragm Expansion Tank 30 Lbs. (4.8 Gallon)
    ZILMET
    Zilmet ZHT18-30 Diaphragm Expansion Tank 30 Lbs. (4.8 Gallon)
    SKU: ZHT18-30
    Product DescriptionThe Zilmet ZHT18-30 is a diaphragm expansion tank designed for hydronic heating systems. With a capacity of four point eight gallons, it effectively maintains system pressure and protects against thermal expansion. This model features a three-quarters inch male pipe thread connection. Carbon Steel...
    $63.51
    $63.51
  • Zilmet ZHT24-60 Diaphragm Expansion Tank 60 Lbs.
    ZILMET
    Zilmet ZHT24-60 Diaphragm Expansion Tank 60 Lbs.
    SKU: ZHT24-60
    Product DescriptionThe Zilmet ZHT24-60 is a diaphragm expansion tank designed to manage water pressure in various hydronic systems. This tank has a capacity of six point three gallons and includes a three-fourths inch male pipe thread connection. Carbon steel shell for durability Stainless steel...
    $79.53
    $79.53
    $79.99
  • Zilmet ZHT50F Cal-Pro 13.2 Gallon Hydronic Heating Expansion TankZilmet ZHT50F Cal-Pro 13.2 Gallon Hydronic Heating Expansion Tank
    ZILMET
    Zilmet ZHT50F Cal-Pro 13.2 Gallon Hydronic Heating Expansion Tank
    SKU: ZHT50F
    Product DescriptionThe Zilmet ZHT50F Cal-Pro 13.2 Gallon Hydronic Heating Expansion Tank is a reliable choice for maintaining water pressure in closed heating systems. This tank is designed to absorb the increase in water volume due to temperature changes, ensuring a stable and efficient heating...
    $237.60
    $237.60
  • Zilmet ZHT8-15 2.1 Gallon Expansion Tank Same as TK300-15
    ZILMET
    Zilmet ZHT8-15 2.1 Gallon Expansion Tank Same as TK300-15
    SKU: ZHT8-15
    Tank is Factory Leak Tested to Ensure Tank IntegritySynthetic SBR Rubber DiaphragmDiaphragms Designed to Maximize DrawdownMIG Welding Eliminates Interior Rough Spots and Sharp EdgeWelded Side Outlet Allows Easy and Quick InstallationLow Profile Tank Design with Full Membrane Depth Eliminates Stretching of Diaphragm, Providing Increased...
    $55.81
    $55.81

About Water Heater Expansion Tanks

An expansion tank is a safety device attached to a water heater that handles excess water as it expands due to thermal expansion.

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