Expansion Tanks | First Supply

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Expansion Tanks

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Amtrol®

140N43 ST Series In-Line Thermal Expansion Tank, 2 gal Tank

AMTST5 MFG #: 140N43
- Acceptance Volume: 0.9 gal
- ASME Yes / No: No
- Diameter: 8 in
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Amtrol®

141N43 ST Series In-Line Thermal Expansion Tank

AMTST12 MFG #: 141N43
- Acceptance Volume: 3.2 gal
- ASME Yes / No: No
- Diameter: 11 in
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Amtrol®

143N164 ST Series Vertical Free Standing Thermal Expansion Tank, 10.3 gal Tank

AMTST25V MFG #: 143N164
- Acceptance Volume: 10.3 gal
- ASME Yes / No: No
- Diameter: 15 in
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Amtrol®

143N273 ST Series Vertical Free Standing Thermal Expansion Tank, 14 gal Tank

AMTST30V MFG #: 143N273
- Acceptance Volume: 11.3 gal
- ASME Yes / No: No
- Diameter: 15 in
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Amtrol®

144N177 ST Series Vertical Free Standing Thermal Expansion Tank, 20 gal Tank

AMTST42V MFG #: 144N177
- Acceptance Volume: 11.4 gal
- ASME Yes / No: No
- Diameter: 15 in
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Amtrol®

398917 Therm-X-Trol ST In-Line Thermal Expansion Tank, 1/2" MNPT, 150 psi

AMTST1 MFG #: 398917
- Height: 4 in
- Pressure Rating: 150 psi
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A.O. Smith

A.O. Smith® TW-12-1 Series Expansion Tank, 4.8 gal, 150 psi, 10.6" Dia x 13.7" H, 1 Year Warranty

AOSTW121 MFG #: TW-12-1
- Acceptance Volume: 2.19 gal
- Diameter: 10.6 in
- Height: 13.7 in
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A.O. Smith

A.O. Smith® TW-12-5 Series Expansion Tank, 4.8 gal, 150 psi, 10.6" Dia x 13.7" H, 5 Year Warranty

AOSTW125 MFG #: TW-12-5
- Acceptance Volume: 2.19 gal
- Diameter: 10.6 in
- Height: 13.7 in
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A.O. Smith

A.O. Smith® TW-5-1 Series Expansion Tank, 2.1 gal, 150 psi, 7.9" Dia x 11" H, 1 Year Warranty

AOSTW51 MFG #: TW-5-1
- Acceptance Volume: 1.03 gal
- Diameter: 7.9 in
- Height: 11 in
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