• EXTROL Expansion Tank for Hydronic Heating Systems - AMT30

    Product ID • EXT0ET300002

  • This Product is no longer available through It has either been discontinued, made obsolete, or is no longer available for sale. Please select another product. Please click here to see Replacement Product.


Extrol AMT 30 Expansion Tank for Closed Loop Heating Systems for Heating Systems up to 150,000 Btu.

Return Policy | Shipping Policy

Manuals & Docs

Technical Specs

Extrol Expansion Tank - Hydronic Heating AMT 30 Features

  • 4.4 Gallon
  • 1/2 Inch MNPT Connection
  • Butyl diaphragm for superior air retention - 9 times better than rubber
  • Provides separation of system water from air cushion
  • Controls system pressure
  • No routine maintenance necessary
  • Hydronic Heating Closed Loops Systems
  • Finish Epoxy Paint and Steel Shell
  • Provides separation of system water from air cushion
  • No routine maintenance necessary
  • 5 Year Warranty

Info & Links