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Extrol EX-90 Amtrol Expansion Tank (14 Gallon)

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mpn
EX-90
SKU:
AMT-EX-90
UPC:
642031115287
$194.80

Description

Extrol expansion tanks accept expanded fluid in closed-loop hydronic systems to control pressure buildup, improve comfort and help reduce energy costs. Nearly seven decades after inventing the first diaphragm expansion tank, Amtrol’s lineup now includes specialty models engineered for modern, highefficiency systems. None of it would have been possible without Extrol – The One That Started It All™.

Features

  • Strongest Tank Design Featuring Deep Drawn Steel and Multi-Dome Construction.
  • Thickest Diaphragm – Heavy Duty Butyl/EPDM.
  • Projection Welded Air Stem to Help Eliminate Leaks.
  • Patented InSight Service Indicator Cap.

Specs 

Tank Volume: 14 Gallons
Warranty: 7-Year Limited Warranty
Diameter (Inches): 15"
Height: 21"
Max Accepted Volume: 11.3 Gallons
Maximum operating temperature: 240° F.
Maximum working pressure: 100 PSIG.
Factory precharge: 12 PSIG.
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Warranty Information

7-Year limited warranty.
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1 Review

  • 5
    24 hr supply is the best

    Posted by Scott Lucas on Dec 19th 2025

    My delivery came very quickly B*U*T the tank was dented. I called and they sent me an email. I filled it out with pictures and they responded with in minutes. A replacement was overnighted free of charge. :)

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