Expansion Tanks
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CBX170-125 Taco CBX Vertical Bladder Expansion Tank 45 Gal
Taco
$3,654.95CBX170-125 Taco CBX Vertical Bladder Expansion Tank 45 Gal. Tank Volume, Gal: 45, Liter: 170. *Vertical Installation Only. Taco CBX Expansion Tanks are bladder type tanks that provide permanent separation of air and water. Designed for...- Availability:
- Please Contact Us For Lead Time!
- Weight:
- 240.00 LBS
$3,654.95 -
CBX30-125 Taco CBX Vertical Bladder Expansion Tank 8 Gal
Taco
$2,854.95CBX30-125 Taco CBX Vertical Bladder Expansion Tank 8 Gal. Tank Volume, Gal: 8, Liter: 30. *Vertical Installation Only. Taco CBX Expansion Tanks are bladder type tanks that provide permanent separation of air and water. Designed for use...- Availability:
- Please Contact Us For Lead Time!
- Weight:
- 90.00 LBS
$2,854.95 -
CA300-125 Taco CA Expansion Tank
Taco
$5,871.95CA300-125 Taco CA Expansion Tank. Tank Volume: 79 Gal. 300 Liter. Standard Design Pressure and Temperature: 125 psi @ 240*F Max. Suitable for Vertical or Horizontal Installation. Information: Taco Series CA Expansion Tank Brochure Taco Series...- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 330.00 LBS
$5,871.95 -
PTA-42V Bell & Gossett 1BN350LF ASME Potable Expansion Tank
Bell & Gossett
$2,646.95PTA-42V Bell & Gossett 1BN350LF ASME Potable Expansion Tank. The Bell & Gossett Series PTA expansion tank is an ASME constructed vessel designed to absorb the forces of expanding water and protect the domestic water system from...- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 57.00 LBS
$2,646.95 -
116051 Bell & Gossett Series B-200 ASME Pressurized Expansion Tank
Bell & Gossett
$4,028.95116550 Bell & Gossett Series B-200 ASME Pressurized Expansion Tank, Vertical. Tank And Acceptance Volume Gallons: 53 Gallons (200) liters. Replacement Parts: 189579 Bell & Gossett Series B-200 Replacement Bladder Only Bell & Gossett...- Availability:
- Please Contact Us For Availability
- Weight:
- 210.00 LBS
$4,028.95 -
112026 Bell & Gossett ATF-20 Airtrol Tank Fittings
Bell & Gossett
$214.95112026 Bell & Gossett ATF-20 Airtrol Tank Fittings. Connection Size: Tank - 1/2"M, Boiler - 3/4"F. Bell & Gossett Airtrol Tank Fittings help to establish proper initial liquid level in the compression tank when filling the hydronic system. They...- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 5.00 LBS
$214.95 -
1BN335 Bell & Gossett HFT-160V Expansion Tank
Bell & Gossett
$1,124.001BN335 Bell & Gossett HFT-160V Expansion Tank. Information: Bell & Gossett Non-ASME Expansion Tanks Series HFT Pre-Charged Diaphragm Technical Brochure Bell & Gossett Diaphragm Expansion Tanks ASME And Non-Code Instruction Manual Bell...- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 123.00 LBS
$1,124.00 -
1BN331 Bell & Gossett HFT-40V Expansion Tank
Bell & Gossett
$354.951BN331 Bell & Gossett HFT-40V Expansion Tank. Information: Bell & Gossett Non-ASME Expansion Tanks Series HFT Pre-Charged Diaphragm Technical Brochure Bell & Gossett Diaphragm Expansion Tanks ASME And Non-Code Instruction Manual Bell...- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 37.00 LBS
$354.95 -
1BN330 Bell & Gossett HFT-30V Expansion Tank
Bell & Gossett
$314.951BN330 Bell & Gossett HFT-30V 14 Gallon Hydronic Heating Expansion Tank. Information: Bell & Gossett Non-ASME Expansion Tanks Series HFT Pre-Charged Diaphragm Technical Brochure Bell & Gossett Diaphragm Expansion Tanks ASME And Non-Code...- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 25.00 LBS
$314.95 -
14NA63 Wessels Series NA Hydronic Expansion Tank 23014063
Wessels
$971.9514NA63 Wessels Series NA Hydronic Expansion Tank 23014063, 15 Gal. Wessels NA series are ASME plain carbon steel expansion tanks. They are designed to absorb the expansion forces and control the pressure in heating/cooling systems. This tank is the...- Availability:
- Please Contact Us For Availability
- Weight:
- 92.00 LBS
$971.95 -
116480 Bell & Gossett B100 ASME Bladder Expansion Tank
Bell & Gossett
$3,107.00116480 Bell & Gossett B100 ASME Bladder Expansion Tank. Tank And Acceptance Volume Gallons: 26 Gallons (100) liters. Bell & Gossett Expansion Tank Information: Bell & Gossett Series B ASME Expansion Tank Brochure Bell & Gossett...- Availability:
- Please Contact Us For Availability
- Weight:
- 103.00 LBS
$3,107.00 -
BB-80-3W Boiler Buddy Buffer Tank 80 Gal W/3 Aquastat Wells
Boiler Buddy
$4,261.95BB-80-3W Boiler Buddy Buffer Tank 80 Gal W/3 Aquastat Wells. The Boiler Buddy is designed to be used in heating systems with low-mass boilers, geothermal, chilled water applications, or low-mass radiation. Boilers operating at low loads will short cycle...- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 133.00 LBS
- Manufacturer:
- Boiler Buddy
- Model:
- BB-80-3W
- Capacity U.S. Gallons:
- 80
- Buffer Tank:
- 3 Aquastat Wells
- Max Pressure:
- 75
- Primary/Secondary Connections NPT Male:
- 2-1/2"
- Drain Connections NH(M):
- 3/4"
- Air Vent NPT:
- 1/2"
- Height:
- 71-1/4"
- Diameter:
- 23-1/8"
$4,261.95 -
CX130-125 Taco 35 Gal Diaphragm Expansion Tank
Taco
$2,738.95CX130-125 Taco Diaphragm 35 Gal Expansion Tank. Tank Volume: 35 Gal, 130 Lit. Taco Series CX Expansion Tanks. Most Taco Expansion Tanks are available with either bladders or diaphragms so that water and air are permanently separated. The Taco...- Availability:
- Please Contact Us For Lead Time!
- Weight:
- 120.00 LBS
- Manufacturer:
- Taco
- Series:
- CX Expansion Diaphragm Tank
- Model:
- CX130-125
- Tank Volume:
- 35 Gal
- Working Pressure:
- 125 PSIG
- Diaphragm:
- Heavy Duty Butyl (Non Replaceable)
- Options:
- California Sight Glass / Seismic Clips (4)
$2,738.95 -
116308 Bell & Gossett Series D-240 ASME Expansion Tank
Bell & Gossett
$6,358.00116308 Bell & Gossett Series D-240 ASME Expansion Tank. Tank Volume: 132.0 Gallons (500.0L). Series "D" (ASME) Pressurized Expansion Tank. "Not For Potable Water Systems". Bell & Gossett Expansion Tank Information: Bell & Gossett...- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 398.00 LBS
$6,358.00 -
116307 Bell & Gossett Series D-200 ASME Expansion Tank
Bell & Gossett
$5,507.95116307 Bell & Gossett Series D-200 ASME Expansion Tank. Tank Volume: 110.0 Gallons (416.4L). Series "D" (ASME) Pressurized Expansion Tank. "Not For Potable Water Systems". Bell & Gossett Expansion Tank Information: Bell & Gossett...- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 325.00 LBS
$5,507.95 -
116303 Bell & Gossett Series D-100 ASME Expansion Tank
Bell & Gossett
$3,384.00116303 Bell & Gossett Series D-100 ASME Expansion Tank. Tank Volume: 55.7 Gallons (211.8L). Series "D" (ASME) Pressurized Expansion Tank. "Not For Potable Water Systems". Bell & Gossett Expansion Tank Information: Bell & Gossett...- Availability:
- This Item Usually Ships The Same Day!
- Weight:
- 175.00 LBS
$3,384.00
We stock expansion tanks from Bell & Gossett, Armstrong, Taco HVAC, Wessels and more. Expansion Tanks are available with either bladders or diaphragms so that water and air are permanently separated. No absorption can take place at any point during the system cycle, and you avoid the problems of waterlogged tanks, air-bound terminal units, excessive corrosion, inefficient balancing and pump cavitations. Plain steel tanks are also available. Please give us a call and we can help you find the right expansion tank for your needs.