Amtrol Bladder Expansion Tank

Amtrol makes both thermal expansion tanks and hydronic expansion tanks used on heating and plumbing systems.

Amtrol bladder expansion tank.

Amtrol thermal expansion tanks are engineered to control pressure build up in closed potable water systems. Expansion tanks use compressed air to maintain system pressures by accepting and expelling the changing volume of water as it heats and cools. Armstrong expansion tanks are designed to reduce tank sizes by up to 80 over standard designs. Amtrol s expansion tank installation instructions specify install the extrol on the supply side of the boiler on the suction side of the heating circulator s see figure 1 that is the location is more critical than the distance.

Available in diaphragm partial acceptance bladder and full acceptance bladder designs these tanks range in size from 8 gallons 30 liters to 3 963 gallons 15 000 liters. Extrol asme commercial expansion tanks are designed to control pressure in closed hydronic heating systems. Available in diaphragm full acceptance and partial acceptance bladder designs all therm x trol expansion tanks are made in the usa at our iso 9001. The extrol hydro pneumatic tank is available in diaphragm full acceptance heavy duty butyl bladder and partial acceptance bladder designs in a broad range of sizes from 8 gallons 30 liters to 3963 gallons 15 000 liters.

Available in diaphragm partial acceptance bladder and full acceptance bladder designs these tanks range in size from 2 gallons 7 6 liters to 528 gallons 2 000 liters. To determine the size needed for your system use the expansion tank size calculator located here. Expansion tanks have capacities ranging from 2 gallons to several hundred gallons. Asme tanks meet section viii division 1 standards.

Typically the internal bladder in this type of expansion tank is made of butyl rubber and accepts water from the hot water heating system. Partial acceptance bladder bottom connection asme the extrol hydro pneumatic tank is available in diaphragm full acceptance heavy duty butyl bladder and partial acceptance bladder designs in a broad range of sizes from 8 gallons 30 liters to 3963 gallons 15 000 liters. We offer a wide selection of therm x trol and well x trol expansion tanks to suit all of your plumbing and heating needs.