The new product selection tool provides everything you need to specify, sell and install Amtrol products. Resources are available in printed form, online and through the Amtrol app. We’ll …

Amtrol Products are made at our ISO registered facilities by American workers dedicated to producing the highest quality expansion tanks in the world.

Amtrol invented the first pre-pressurized well tank over 60 years ago as a better solution to traditional air-over-water tanks. This revolutionary product featured an innovative design that …

Amtrol invented the thermal expansion tank to absorb expanded water in closed, hot water systems and protect the water heater.

Therm-X-Trol expansion tanks are designed to control pressure in commercial closed, potable hot water systems. Available in diaphragm, partial acceptance bladder and full acceptance bladder …

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 …

Amtrol ® SIZING. Amtrol offers sizing and technical information for engineering, installers, contractors and distributors. See below for more information.

AMTROL went on to invent the indirect fired water heater in 1980 and the thermal expansion tank in 1991. Throughout our history, AMTROL has been the world leader in the design and …

OTHER AMTROL THERMAL EXPANSION TANKS. INDIREX WATER HEATERS. HYDROMAX WATER HEATERS. BOILERMATE WATER HEATERS. PREMIER WATER HEATERS. …

extrol pro hydronic expansion tanks. extrol hydronic expansion tanks. fill-trol models