Amtrol Therm-X-Trol ST-42VC-150 ST-C Diaphragm Free Standing Thermal Expansion Tank, 18 gal Tank, 11 gal Acceptance, 150 psig Pressure, 16 in Dia x 24 in H

AMTROL 401800 MODEL NO. ST-42V-DD 150 LB ASME THERMXTROL TANK VOLUME 20 GALLON

Expansion Tanks
Brand: Amtrol logo
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Amtrol Therm-X-Trol ST-42VC-150 ST-C Diaphragm Free Standing Thermal Expansion Tank, 18 gal Tank, 11 gal Acceptance, 150 psig Pressure, 16 in Dia x 24 in H

336423 MFG #: 401800 Product ID:336423
Famous Supply
  • Connection Size: 3/4 in
  • Connection Type: FNPT
  • Domestic/Import: Domestic
  • Finish: Red Oxide Primer
  • Material: Steel
  • Maximum Temperature: 200 deg f
  • Pre-Pressure Rating: 55 psig
  • Series: ST-C
  • Type: Diaphragm Free Standing
  • Tank Volume: 18 gal
  • Acceptance Volume: 11 gal
  • Pressure Rating: 150 psig
  • ASME Yes/No: Yes
  • Diameter: 16 in
  • Height: 24 in
Therm-X-Trol® expansion tanks are designed to control pressure in commercial closed, potable hot water systems. Available in diaphragm, partial acceptance bladder and full acceptance bladder designs, these tanks range in size from 2 gal (7.6 L) to 528 gal (2,000 L). Offered with maximum working pressure up to 300 psig (21 bars), Therm-X-Trol® is effective at protecting the water heater and other plumbing fixtures while saving energy and money. Available in ASME and Non-ASME models.
  • Features
  • Warranty
  • Standards & Approvals
  • Application
Head and shell design with internal diaphragm tank
Antimicrobial liner neutralizes bacteria on contact
Fixed diaphragm design
1 Year Limited
ASME Section VIII Division 1
ASHRAE 188 Anti-Legionella Guidelines
IAPMO R and T Low Lead Compliant
ANSI/NSF 61
PHCC Association
Tested to JIS Z 2801 for Reduction of Legionella
Staphylococcus and E. coli
For Use With Closed, Potable Hot Water Systems to Control Pressure Build-Up and Protect the Water Heater