Amtrol expansion tank series available include Extrol, Fill-Trol and Radiant Extrol for heating applications, Well-X-Trol for well water and Therm-X-Trol for domestic hot water.
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.
Amtrol Expansion Tank Series
Extrol The world's most popular expansion tank used for hydronic and radiant heating applications, Extrol is an industry standard tank which is competitively priced and is built to last. Factory pre-charged at 12 psi and rated up to 100 psi at 240°F.
Fill-Trol To simplify the installation, Amtrol has introduced Fill-Trol series - which is an Extrol expansion tank with a pre-installed automatic fill valve. Fill valve allows to provide accurate system make up and eliminates the need for purchase and installation of a separate fill valve. Pre-charged with 12 psi and rated up to 100 psi.
Radiant Extrol Designed for open-loop and glycol containing heating systems, this Amtrol expansion tank features a stainless steel system connection for added durability. Comes pre-charged with 12 psi and is rated up to 100 psi at 200°F.
Therm-X-Trol NSF approved for potable water use and is the #1 choice of professionals for domestic hot water heater installations. Meets low lead regulations and features a stainless steel system connection for longer life. Factory pre-charged at 40 psi and is rated up to 150 psi at 200°F.
Well-X-Trol The best well water tank in the industry backed by a 7-year warranty. Features a multi-dome steel construction with thick diaphragm, Tuf-Kote™ HG coating for indoor/outdoor installation, patented composite tank stand for best corrosion resistance (floor standing models only) and much more. Pre-charged at factory with 38 psi with up to 150 psi max. pressure and 200°F temperature.