*** SHIPPING IS AVAILABLE ONLY WITHIN CANADA AT THIS TIME ***

Emergency Services Remain Open

 416-679-1048   |   BLOG

Website will be down for maintenance between 9pm Sunday evening to 4am Monday morning.

You will not be able to see pricing, product availability, place online orders, check account AR and order history, or register new users during this time.

All items that have been added to your shopping cart prior to the maintenance window, will still be present in your shopping cart once the maintenance is completed.

AMTROL® ST-5C AMTST-5C
  1. pin-int

AMTROL® ST-5C Diaphragm Thermal Expansion Tank, 2.1 gal Capacity, 3/4 in Connection, FNPT Connection, Red Oxide Primer

AMTROL® ST-5C Diaphragm Thermal Expansion Tank, 2.1 gal Capacity, 3/4 in Connection, FNPT Connection, Red Oxide Primer

  • Manufacturer: Worthington Industries, Inc
  • Brand Name: AMTROL®
  • Part#: AMTST-5C
  • MPN: ST-5C
  • Min. Order Qty: 1
  • Qty. Interval: 1
  • Availability: loading
  • Branch Availability

AMTROL® 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 to 528 gal. Offered with maximum working pressure up to 300 psig, AMTROL® is effective at protecting the water heater and other plumbing fixtures while saving energy and money.

AMTROL® Diaphragm Thermal Expansion Tank, 2.1 gal Capacity, 3/4 in Connection, Connection Type: FNPT, Butyl Diaphragm, Stainless Steel/Steel, Red Oxide Primer, 150 psi, 200 deg F, 14 in H, Domestic

Capacity      :      2.1 gal
Connection Size      :      3/4 in
Connection Type      :      FNPT
Diaphragm Material      :      Butyl
Dimensions      :      14 in H
Domestic/Import      :      Domestic
Finish      :      Red Oxide Primer
Material      :      Stainless Steel/Steel
Pressure Rating      :      150 psi
Temperature Rating      :      200 deg F
  • Increased strength reduced diameter and reduced weight
  • Anti-microbial liner neutralizes bacteria on contact
  • Tested to JIS Z 2801 for reduction of legionella, staphylococcus and E. coli
  • Follows ASHRAE 188 anti-legionella guidelines
  • Patented Turbulator™ prevents sediment buildup
  • Butyl bladder industry's thickest
  • Replaceable bladder avoids costly tank replacement
  • Air valve Schrader valve with EPDM seats
  • pdfCatalog https://assets.unilogcorp.com/267/ITEM/DOC/THERM_X_TROL_ST_20VC_DD_Catalog.pdf
  • pdfSpecification Sheet https://assets.unilogcorp.com/267/ITEM/DOC/THERM_X_TROL_ST_60VC_Specification_Sheet.pdf