Finding a expansion tank that suits your need and does its job well can be challenging. Overall, our tester reviews these expansion tank with giving ratings and marks for its durability, ease of setup and use. Also the expansion tank price will be fairly matched the product’s performance, plus with the attractive and sturdy design etc that comes with the product. We conducted hands-on testing for expansion tank and have the details guide and list provided below.
In this in-depth review guide, we will discuss about the best expansion tank.
The Best expansion tank
The Best expansion tank
WATTS WATER TECHNOLOGIES GIDDS-1030401 Potable Water Expansion Tank, Model #Plt-5, Stainless Steel Nipple, 2.1 Gallon, Lead Free
$55.89 in stock
4 new from $55.89
Amazon.com
as of January 2, 2024 10:48 am
Features
- This potable water expansion tank is used on gas, oil, or electric, direct-fired, residential water heater and hot water storage tanks to absorb the increased volume of water created by thermal expansion
- The carbon steel tank is pre-charged at 20 psi, has a 2.1 gallon volume, and features a durable expansion membrane preventing minimizes loss of the air change and ensures long and trouble-free life for the system
- Made of copper lined steel with epoxy finish, mounts to supply piping, with 3/4 -inch MNPT system connection and .302-32 inch charging valve connection for on-site charging of the tank
- Maximum pressure 150 psi and can be used in residential or commercial hydronic heating systems
- Use in tandem with your hot water heater to absorb increased water volume ensuring long and trouble-free life for the system
Watts ETX-30 Non-Potable Water Expansion Tank 1/2 in MNPT Connection, 4.5 gallon, Gray
$62.58
in stock
6 new from $62.58
Amazon.com
as of January 2, 2024 10:48 am
Features
- This non-portable water expansion tank is for closed loop hydronic heating system piping to control the thermal expansion of hot water and maintain system pressure below the relief sett of the relief valve
- The carbon steel tank is pre-charged at 12 psi, has a 4.5 gallon volume, and features a durable expansion membrane preventing minimizes loss of the air change and ensures long and trouble-free life for the system
- Made of carbon steel with epoxy finish, mounts to supply piping, with 1/2 inch MNPT system connection and .302-32 inch charging valve connection for on-site charging of the tank
- Maximum pressure 60 psi and can be used in residential or commercial hydronic heating systems
- Use in tandem with your hot water heater to absorb increased water volume ensuring long and trouble-free life for the system
Zurn XT-8 - Thermal Expansion Tank
$85.04
in stock
Amazon.com
as of January 2, 2024 10:48 am
Features
- Water thermal expansion tank - 2. 1 Gal
- Diaphragm style tank for residential applications
- Steel shell protected with polypropylene liner
- Pre-charge is field adjustable
- Low-lead law compliant
AMTROL 102-1#30 EX-30 30 Extrol Expansion Tank
$66.00
in stock
11 new from $65.00
Amazon.com
as of January 2, 2024 10:48 am
Features
- InLine well tank
- Watertight reservoir for expanded water
- Thick, heavy duty Butyl/EPDM diaphragm for long service life
- Sealed air cushion - factory pre-charged and 100% tested
- Strong, deep-drawn steel tank
Amtrol T-5 THERM-X-SPAN Expansion Tank
$64.02
in stock
3 new from $64.02
Amazon.com
as of January 2, 2024 10:48 am
Features
- Eliminates the waste of energy and water, thus saving money
- Prevents the relief valve from going off
- Protects the water heater and Plumbing Fixtures from premauture failure
- Prevents a dangerous pressure build-up in the system
2 Gallon Accumulator Expansion Tank With Wall Mount Bracket 1/2" Female NPT
$62.00
in stock
Amazon.com
as of January 2, 2024 10:48 am
Features
- 2 Gallon 1/2" Female NPT
- Custom Wall Brackets Included
- Max Liquid Pressure: 130 PSI
- Pre-Pressurized Air: 30 PSI
- Applications: Used on gas, oil, or electric, direct-fired, residential water heater, and potable water storage applications to absorb the increased volume of water created by thermal expansion.
Amtrol ST-12 Thermal Expansion Tank
$78.00
in stock
9 new from $78.00
Amazon.com
as of January 2, 2024 10:48 am
Features
- Eliminates the waste of energy and water, thus saving money
- Prevents the relief valve from going off
- Protects the water heater and plumbing fixtures from premauture failure
- Eliminates the waste of energy and water, thus saving money
- Prevents a dangerous pressure build-up in the system
AMTROL EX-15 15 Extrol Expansion Tank
$55.84 in stock
10 new from $55.84
Amazon.com
as of January 2, 2024 10:48 am
Features
- 2 gallon capacity (note: larger size is Amtrol EX-30)
- NOT for potable water, for use with closed hydronic heating and cooling systems
- Factory precharge: 12 psig Max. working pressure: 100 psig Max. operating temperature: 240 degrees F
- Watertight reservoir for expanded water
- Thick, heavy duty Butyl/EPDM diaphragm for long service life
AMTROL ST-5 Thermal Expansion Tank
$66.39 in stock
12 new from $59.56
Amazon.com
as of January 2, 2024 10:48 am
Features
- Accepts expanded water caused by thermal expansion
- Returns water to the system when hot water is used
- Prevents the relief valve from going off
- Inline thermal expansion tank
- Accepts expanded water caused by thermal expansion
HIGHCRAFT GUU7 Thermal Expansion Tank for Hot Water Heater Carbon Steel Almond Color Holds 2.1 Gal, 2.1 Gallons
$59.99
in stock
2 new from $59.99
Amazon.com
as of January 2, 2024 10:48 am
Features
- Protects Your Water Heater; Prevents Dangerous Pressure Build up; Eliminates Potential Leak Path
- Features a Solid Carbon Steel Construction with an Exclusive Polypropylene Liner, MIG Welding, and External Baked Epoxy-Polyester Coating for Superior Performance
- Each Tank is Factory Leak Tested and NSF61 Certified
- Max Operating Pressure 150 PSI; Temperature 210°F
- Saves Energy and Water
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The Verdict
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