Amtrol Expansion Tanks

Amtrol expansion tank series available include Extrol, Fill-Trol & Extrol PRO (formerly Radiant Extrol) for heating applications, Well-X-Trol for well water and Therm-X-Trol for domestic hot water (water heaters). Amtrol expansion tanks are made in the USA from highest quality materials and are the leading choice among professional contractors and homeowners alike. Amtrols' products are backed by 60 years of manufacturing experience and carry an industry-leading warranty.

Extrol Expansion Tanks

The world's most popular expansion tanks used for hydronic and radiant heating applications. Factory pre-charged at 12 psi and rated up to 100 psi at 240Â°F.

Fill-Trol Expansion Tanks

Expansion tanks for heating applications with a pre-installed automatic fill valve which allows to provide accurate system make up.

Extrol PRO Expansion Tanks

(Formerly Radiant Extrol) models with stainless steel connection for designed for open-loop and glycol containing heating systems.

Therm-X-Trol Expansion Tanks

The NSF approved #1 choice for domestic hot water heater installations. Certified lead-free and features a stainless steel system connection for longer life.

Well-X-Trol Well Tanks

The best well water tanks in the industry with a 7-year warranty, multi-dome steel construction, thick diaphragm and epoxy coating for indoor/outdoor installation.

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