Amtrol

Therm-X-Span T-12 Thermal Expansion Tank 4.4 gal

Part Number: T-12

Alt. Part Number: 141-363

In Stock

out of stock

In Stock

$54.49


The Therm-X-Span T-12 Thermal Expansion Tank is a pre-pressurized diaphragm expansion tank. The tank is installed on the cold water supply line to the water heater to control pressure build up caused by thermal expansion. Installing the T-12 will virtually eliminate relief valves spills, protect plumbing fixtures and extend the life of your water heater.

Specifications:
  • Diaphragm Material: Butyl Rubber/EPDM
  • Factory Pre-Charge: 40 psig
  • Max Operating Temperature: 200°F
  • Max Working Pressure: 150 psig
  • System Connection: 3/4" NPTM Brass
Install the expansion tank on the cold water supply line to the water heater at a point between the water heater and backflow preventer or other one-way device.

Note: Be sure to measure the system water pressure using a water pressure gauge, and make sure that the air pressure in the thermal expansion tank is the same as the system pressure. The thermal expansion tank is pre-charged to 40 psi. Verify the charge of the tank using a tank pressure gauge


Weight & Dimensions

Approx Weight

9 Lbs

Height W/O Stand

15 Inches

Details

Diameter

11 Inches

Diaphragm Materials

Butyl Rubber/EPDM

Material Of Construction

Steel

Max Operating Pressure

150 PSI

Max Operating Temperature

200 Degrees Fahrenheit

Origin

USA

Size

3/4"

Tank Pre Charge

40 PSI

Volume

4.4 Gallons

Inlet/Outlet Connection

3/4" | MPT

Warranty & Certifications

Certifications

NSF Certified to Standard 61

Warranty

1 year


Therm-X-Span

Therm-X-Span





The Therm-X-Span T-12 Thermal Expansion Tank is a pre-pressurized diaphragm expansion tank. The tank is installed on the cold water supply line to the water heater to control pressure build up caused by thermal expansion. Installing the T-12 will virtually eliminate relief valves spills, protect plumbing fixtures and extend the life of your water heater.

Specifications:
  • Diaphragm Material: Butyl Rubber/EPDM
  • Factory Pre-Charge: 40 psig
  • Max Operating Temperature: 200°F
  • Max Working Pressure: 150 psig
  • System Connection: 3/4" NPTM Brass
Install the expansion tank on the cold water supply line to the water heater at a point between the water heater and backflow preventer or other one-way device.

Note: Be sure to measure the system water pressure using a water pressure gauge, and make sure that the air pressure in the thermal expansion tank is the same as the system pressure. The thermal expansion tank is pre-charged to 40 psi. Verify the charge of the tank using a tank pressure gauge

Weight & Dimensions

Approx Weight

9 Lbs

Height W/O Stand

15 Inches

Details

Diameter

11 Inches

Diaphragm Materials

Butyl Rubber/EPDM

Material Of Construction

Steel

Max Operating Pressure

150 PSI

Max Operating Temperature

200 Degrees Fahrenheit

Origin

USA

Size

3/4"

Tank Pre Charge

40 PSI

Volume

4.4 Gallons

Inlet/Outlet Connection

3/4" | MPT

Warranty & Certifications

Certifications

NSF Certified to Standard 61

Warranty

1 year

Documentation
Therm-X-Span
Therm-X-Span

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