Amtrol Bladder Expansion Tank

Expansion tanks use compressed air to maintain system pressures by accepting and expelling the changing volume of water as it heats and cools.

Amtrol bladder expansion tank.

We offer a wide selection of therm x trol and well x trol expansion tanks to suit all of your plumbing and heating needs. Extrol asme commercial expansion tanks are designed to control pressure in closed hydronic heating systems. 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.

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. 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. Asme tanks meet section viii division 1 standards. 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.

Expansion tanks have capacities ranging from 2 gallons to several hundred gallons. The photo at left shows a modern extrol r bladder type heating system expansion tank mounted above the heating water line. 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. 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.

Amtrol makes both thermal expansion tanks and hydronic expansion tanks used on heating and plumbing systems. Amtrol thermal expansion tanks are engineered to control pressure build up in closed potable water systems. To determine the size needed for your system use the expansion tank size calculator located here.